﻿/*
 *  Catch v2.13.4
 *  Generated: 2020-12-29 14:48:00.116107
 *  ----------------------------------------------------------
 *  This file has been merged from multiple headers. Please don't edit it directly
 *  Copyright (c) 2020 Two Blue Cubes Ltd. All rights reserved.
 *
 *  Distributed under the Boost Software License, Version 1.0. (See accompanying
 *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 */
#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
 // start catch.hpp


#define CATCH_VERSION_MAJOR 2
#define CATCH_VERSION_MINOR 13
#define CATCH_VERSION_PATCH 4

#ifdef __clang__
#    pragma clang system_header
#elif defined __GNUC__
#    pragma GCC system_header
#endif

// start catch_suppress_warnings.h

#ifdef __clang__
#   ifdef __ICC // icpc defines the __clang__ macro
#       pragma warning(push)
#       pragma warning(disable: 161 1682)
#   else // __ICC
#       pragma clang diagnostic push
#       pragma clang diagnostic ignored "-Wpadded"
#       pragma clang diagnostic ignored "-Wswitch-enum"
#       pragma clang diagnostic ignored "-Wcovered-switch-default"
#    endif
#elif defined __GNUC__
	 // Because REQUIREs trigger GCC's -Wparentheses, and because still
	 // supported version of g++ have only buggy support for _Pragmas,
	 // Wparentheses have to be suppressed globally.
#    pragma GCC diagnostic ignored "-Wparentheses" // See #674 for details

#    pragma GCC diagnostic push
#    pragma GCC diagnostic ignored "-Wunused-variable"
#    pragma GCC diagnostic ignored "-Wpadded"
#endif
// end catch_suppress_warnings.h
#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER)
#  define CATCH_IMPL
#  define CATCH_CONFIG_ALL_PARTS
#endif

// In the impl file, we want to have access to all parts of the headers
// Can also be used to sanely support PCHs
#if defined(CATCH_CONFIG_ALL_PARTS)
#  define CATCH_CONFIG_EXTERNAL_INTERFACES
#  if defined(CATCH_CONFIG_DISABLE_MATCHERS)
#    undef CATCH_CONFIG_DISABLE_MATCHERS
#  endif
#  if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#    define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#  endif
#endif

#if !defined(CATCH_CONFIG_IMPL_ONLY)
// start catch_platform.h

#ifdef __APPLE__
# include <TargetConditionals.h>
# if TARGET_OS_OSX == 1
#  define CATCH_PLATFORM_MAC
# elif TARGET_OS_IPHONE == 1
#  define CATCH_PLATFORM_IPHONE
# endif

#elif defined(linux) || defined(__linux) || defined(__linux__)
#  define CATCH_PLATFORM_LINUX

#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) || defined(__MINGW32__)
#  define CATCH_PLATFORM_WINDOWS
#endif

// end catch_platform.h

#ifdef CATCH_IMPL
#  ifndef CLARA_CONFIG_MAIN
#    define CLARA_CONFIG_MAIN_NOT_DEFINED
#    define CLARA_CONFIG_MAIN
#  endif
#endif

// start catch_user_interfaces.h

namespace Catch {
	unsigned int rngSeed();
}

// end catch_user_interfaces.h
// start catch_tag_alias_autoregistrar.h

// start catch_common.h

// start catch_compiler_capabilities.h

// Detect a number of compiler features - by compiler
// The following features are defined:
//
// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported?
// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported?
// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported?
// CATCH_CONFIG_DISABLE_EXCEPTIONS : Are exceptions enabled?
// ****************
// Note to maintainers: if new toggles are added please document them
// in configuration.md, too
// ****************

// In general each macro has a _NO_<feature name> form
// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature.
// Many features, at point of detection, define an _INTERNAL_ macro, so they
// can be combined, en-mass, with the _NO_ forms later.

#ifdef __cplusplus

#  if (__cplusplus >= 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
#    define CATCH_CPP14_OR_GREATER
#  endif

#  if (__cplusplus >= 201703L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
#    define CATCH_CPP17_OR_GREATER
#  endif

#endif

// We have to avoid both ICC and Clang, because they try to mask themselves
// as gcc, and we want only GCC in this block
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) && !defined(__CUDACC__)
#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic push" )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  _Pragma( "GCC diagnostic pop" )

#    define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__)

#endif

#if defined(__clang__)

#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic push" )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  _Pragma( "clang diagnostic pop" )

// As of this writing, IBM XL's implementation of __builtin_constant_p has a bug
// which results in calls to destructors being emitted for each temporary,
// without a matching initialization. In practice, this can result in something
// like `std::string::~string` being called on an uninitialized value.
//
// For example, this code will likely segfault under IBM XL:
// ```
// REQUIRE(std::string("12") + "34" == "1234")
// ```
//
// Therefore, `CATCH_INTERNAL_IGNORE_BUT_WARN` is not implemented.
#  if !defined(__ibmxl__) && !defined(__CUDACC__)
#    define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__) /* NOLINT(cppcoreguidelines-pro-type-vararg, hicpp-vararg) */
#  endif

#    define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \
         _Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"")

#    define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wparentheses\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wunused-variable\"" )

#    define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wunused-template\"" )

#endif // __clang__

////////////////////////////////////////////////////////////////////////////////
// Assume that non-Windows platforms support posix signals by default
#if !defined(CATCH_PLATFORM_WINDOWS)
#define CATCH_INTERNAL_CONFIG_POSIX_SIGNALS
#endif

////////////////////////////////////////////////////////////////////////////////
// We know some environments not to support full POSIX signals
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__EMSCRIPTEN__) || defined(__DJGPP__)
#define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#endif

#ifdef __OS400__
#       define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#       define CATCH_CONFIG_COLOUR_NONE
#endif

////////////////////////////////////////////////////////////////////////////////
// Android somehow still does not support std::to_string
#if defined(__ANDROID__)
#    define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING
#    define CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE
#endif

////////////////////////////////////////////////////////////////////////////////
// Not all Windows environments support SEH properly
#if defined(__MINGW32__)
#    define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#endif

////////////////////////////////////////////////////////////////////////////////
// PS4
#if defined(__ORBIS__)
#    define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE
#endif

////////////////////////////////////////////////////////////////////////////////
// Cygwin
#ifdef __CYGWIN__

// Required for some versions of Cygwin to declare gettimeofday
// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin
#   define _BSD_SOURCE
// some versions of cygwin (most) do not support std::to_string. Use the libstd check.
// https://gcc.gnu.org/onlinedocs/gcc-4.8.2/libstdc++/api/a01053_source.html line 2812-2813
# if !((__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99) \
           && !defined(_GLIBCXX_HAVE_BROKEN_VSWPRINTF))

#    define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING

# endif
#endif // __CYGWIN__

////////////////////////////////////////////////////////////////////////////////
// Visual C++
#if defined(_MSC_VER)

#  define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION __pragma( warning(push) )
#  define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  __pragma( warning(pop) )

// Universal Windows platform does not support SEH
// Or console colours (or console at all...)
#  if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
#    define CATCH_CONFIG_COLOUR_NONE
#  else
#    define CATCH_INTERNAL_CONFIG_WINDOWS_SEH
#  endif

// MSVC traditional preprocessor needs some workaround for __VA_ARGS__
// _MSVC_TRADITIONAL == 0 means new conformant preprocessor
// _MSVC_TRADITIONAL == 1 means old traditional non-conformant preprocessor
#  if !defined(__clang__) // Handle Clang masquerading for msvc
#    if !defined(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL)
#      define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#    endif // MSVC_TRADITIONAL
#  endif // __clang__

#endif // _MSC_VER

#if defined(_REENTRANT) || defined(_MSC_VER)
// Enable async processing, as -pthread is specified or no additional linking is required
# define CATCH_INTERNAL_CONFIG_USE_ASYNC
#endif // _MSC_VER

////////////////////////////////////////////////////////////////////////////////
// Check if we are compiled with -fno-exceptions or equivalent
#if defined(__EXCEPTIONS) || defined(__cpp_exceptions) || defined(_CPPUNWIND)
#  define CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED
#endif

////////////////////////////////////////////////////////////////////////////////
// DJGPP
#ifdef __DJGPP__
#  define CATCH_INTERNAL_CONFIG_NO_WCHAR
#endif // __DJGPP__

////////////////////////////////////////////////////////////////////////////////
// Embarcadero C++Build
#if defined(__BORLANDC__)
#define CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN
#endif

////////////////////////////////////////////////////////////////////////////////

// Use of __COUNTER__ is suppressed during code analysis in
// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly
// handled by it.
// Otherwise all supported compilers support COUNTER macro,
// but user still might want to turn it off
#if ( !defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L )
#define CATCH_INTERNAL_CONFIG_COUNTER
#endif

////////////////////////////////////////////////////////////////////////////////

// RTX is a special version of Windows that is real time.
// This means that it is detected as Windows, but does not provide
// the same set of capabilities as real Windows does.
#if defined(UNDER_RTSS) || defined(RTX64_BUILD)
#define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#define CATCH_INTERNAL_CONFIG_NO_ASYNC
#define CATCH_CONFIG_COLOUR_NONE
#endif

#if !defined(_GLIBCXX_USE_C99_MATH_TR1)
#define CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER
#endif

// Various stdlib support checks that require __has_include
#if defined(__has_include)
  // Check if string_view is available and usable
#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
#    define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
#endif

// Check if optional is available and usable
#  if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
#    define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
#  endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)

// Check if byte is available and usable
#  if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
#    include <cstddef>
#    if __cpp_lib_byte > 0
#      define CATCH_INTERNAL_CONFIG_CPP17_BYTE
#    endif
#  endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)

// Check if variant is available and usable
#  if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#    if defined(__clang__) && (__clang_major__ < 8)
	   // work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
	   // fix should be in clang 8, workaround in libstdc++ 8.2
#      include <ciso646>
#      if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
#        define CATCH_CONFIG_NO_CPP17_VARIANT
#      else
#        define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
#      endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
#    else
#      define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
#    endif // defined(__clang__) && (__clang_major__ < 8)
#  endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // defined(__has_include)

#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER)
#   define CATCH_CONFIG_COUNTER
#endif
#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && !defined(CATCH_CONFIG_WINDOWS_SEH) && !defined(CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH)
#   define CATCH_CONFIG_WINDOWS_SEH
#endif
// This is set by default, because we assume that unix compilers are posix-signal-compatible by default.
#if defined(CATCH_INTERNAL_CONFIG_POSIX_SIGNALS) && !defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_POSIX_SIGNALS)
#   define CATCH_CONFIG_POSIX_SIGNALS
#endif
// This is set by default, because we assume that compilers with no wchar_t support are just rare exceptions.
#if !defined(CATCH_INTERNAL_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_WCHAR)
#   define CATCH_CONFIG_WCHAR
#endif

#if !defined(CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_CPP11_TO_STRING)
#    define CATCH_CONFIG_CPP11_TO_STRING
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_CPP17_OPTIONAL)
#  define CATCH_CONFIG_CPP17_OPTIONAL
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_NO_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_CPP17_STRING_VIEW)
#  define CATCH_CONFIG_CPP17_STRING_VIEW
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_VARIANT) && !defined(CATCH_CONFIG_NO_CPP17_VARIANT) && !defined(CATCH_CONFIG_CPP17_VARIANT)
#  define CATCH_CONFIG_CPP17_VARIANT
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_BYTE) && !defined(CATCH_CONFIG_NO_CPP17_BYTE) && !defined(CATCH_CONFIG_CPP17_BYTE)
#  define CATCH_CONFIG_CPP17_BYTE
#endif

#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
#  define CATCH_INTERNAL_CONFIG_NEW_CAPTURE
#endif

#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) && !defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NEW_CAPTURE)
#  define CATCH_CONFIG_NEW_CAPTURE
#endif

#if !defined(CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#  define CATCH_CONFIG_DISABLE_EXCEPTIONS
#endif

#if defined(CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_NO_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_POLYFILL_ISNAN)
#  define CATCH_CONFIG_POLYFILL_ISNAN
#endif

#if defined(CATCH_INTERNAL_CONFIG_USE_ASYNC)  && !defined(CATCH_INTERNAL_CONFIG_NO_ASYNC) && !defined(CATCH_CONFIG_NO_USE_ASYNC) && !defined(CATCH_CONFIG_USE_ASYNC)
#  define CATCH_CONFIG_USE_ASYNC
#endif

#if defined(CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_NO_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_ANDROID_LOGWRITE)
#  define CATCH_CONFIG_ANDROID_LOGWRITE
#endif

#if defined(CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_NO_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
#  define CATCH_CONFIG_GLOBAL_NEXTAFTER
#endif

// Even if we do not think the compiler has that warning, we still have
// to provide a macro that can be used by the code.
#if !defined(CATCH_INTERNAL_START_WARNINGS_SUPPRESSION)
#   define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION)
#   define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
#endif

// The goal of this macro is to avoid evaluation of the arguments, but
// still have the compiler warn on problems inside...
#if !defined(CATCH_INTERNAL_IGNORE_BUT_WARN)
#   define CATCH_INTERNAL_IGNORE_BUT_WARN(...)
#endif

#if defined(__APPLE__) && defined(__apple_build_version__) && (__clang_major__ < 10)
#   undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#elif defined(__clang__) && (__clang_major__ < 5)
#   undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif

#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif

#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#define CATCH_TRY if ((true))
#define CATCH_CATCH_ALL if ((false))
#define CATCH_CATCH_ANON(type) if ((false))
#else
#define CATCH_TRY try
#define CATCH_CATCH_ALL catch (...)
#define CATCH_CATCH_ANON(type) catch (type)
#endif

#if defined(CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_NO_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR)
#define CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#endif

// end catch_compiler_capabilities.h
#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line
#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line )
#ifdef CATCH_CONFIG_COUNTER
#  define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __COUNTER__ )
#else
#  define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ )
#endif

#include <iosfwd>
#include <string>
#include <cstdint>

// We need a dummy global operator<< so we can bring it into Catch namespace later
struct Catch_global_namespace_dummy {};
std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);

namespace Catch {

	struct CaseSensitive {
		enum Choice {
			Yes,
			No
		};
	};

	class NonCopyable {
		NonCopyable(NonCopyable const&) = delete;
		NonCopyable(NonCopyable&&) = delete;
		NonCopyable& operator = (NonCopyable const&) = delete;
		NonCopyable& operator = (NonCopyable&&) = delete;

	protected:
		NonCopyable();
		virtual ~NonCopyable();
	};

	struct SourceLineInfo {

		SourceLineInfo() = delete;
		SourceLineInfo(char const* _file, std::size_t _line) noexcept
			: file(_file),
			line(_line)
		{}

		SourceLineInfo(SourceLineInfo const& other) = default;
		SourceLineInfo& operator = (SourceLineInfo const&) = default;
		SourceLineInfo(SourceLineInfo&&)              noexcept = default;
		SourceLineInfo& operator = (SourceLineInfo&&) noexcept = default;

		bool empty() const noexcept { return file[0] == '\0'; }
		bool operator == (SourceLineInfo const& other) const noexcept;
		bool operator < (SourceLineInfo const& other) const noexcept;

		char const* file;
		std::size_t line;
	};

	std::ostream& operator << (std::ostream& os, SourceLineInfo const& info);

	// Bring in operator<< from global namespace into Catch namespace
	// This is necessary because the overload of operator<< above makes
	// lookup stop at namespace Catch
	using ::operator<<;

	// Use this in variadic streaming macros to allow
	//    >> +StreamEndStop
	// as well as
	//    >> stuff +StreamEndStop
	struct StreamEndStop {
		std::string operator+() const;
	};
	template<typename T>
	T const& operator + (T const& value, StreamEndStop) {
		return value;
	}
}

#define CATCH_INTERNAL_LINEINFO \
    ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )

// end catch_common.h
namespace Catch {

	struct RegistrarForTagAliases {
		RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo);
	};

} // end namespace Catch

#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
    namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

// end catch_tag_alias_autoregistrar.h
// start catch_test_registry.h

// start catch_interfaces_testcase.h

#include <vector>

namespace Catch {

	class TestSpec;

	struct ITestInvoker {
		virtual void invoke() const = 0;
		virtual ~ITestInvoker();
	};

	class TestCase;
	struct IConfig;

	struct ITestCaseRegistry {
		virtual ~ITestCaseRegistry();
		virtual std::vector<TestCase> const& getAllTests() const = 0;
		virtual std::vector<TestCase> const& getAllTestsSorted(IConfig const& config) const = 0;
	};

	bool isThrowSafe(TestCase const& testCase, IConfig const& config);
	bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config);
	std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config);
	std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config);

}

// end catch_interfaces_testcase.h
// start catch_stringref.h

#include <cstddef>
#include <string>
#include <iosfwd>
#include <cassert>

namespace Catch {

	/// A non-owning string class (similar to the forthcoming std::string_view)
	/// Note that, because a StringRef may be a substring of another string,
	/// it may not be null terminated.
	class StringRef {
	public:
		using size_type = std::size_t;
		using const_iterator = const char*;

	private:
		static constexpr char const* const s_empty = "";

		char const* m_start = s_empty;
		size_type m_size = 0;

	public: // construction
		constexpr StringRef() noexcept = default;

		StringRef(char const* rawChars) noexcept;

		constexpr StringRef(char const* rawChars, size_type size) noexcept
			: m_start(rawChars),
			m_size(size)
		{}

		StringRef(std::string const& stdString) noexcept
			: m_start(stdString.c_str()),
			m_size(stdString.size())
		{}

		explicit operator std::string() const {
			return std::string(m_start, m_size);
		}

	public: // operators
		auto operator == (StringRef const& other) const noexcept -> bool;
		auto operator != (StringRef const& other) const noexcept -> bool {
			return !(*this == other);
		}

		auto operator[] (size_type index) const noexcept -> char {
			assert(index < m_size);
			return m_start[index];
		}

	public: // named queries
		constexpr auto empty() const noexcept -> bool {
			return m_size == 0;
		}
		constexpr auto size() const noexcept -> size_type {
			return m_size;
		}

		// Returns the current start pointer. If the StringRef is not
		// null-terminated, throws std::domain_exception
		auto c_str() const -> char const*;

	public: // substrings and searches
		// Returns a substring of [start, start + length).
		// If start + length > size(), then the substring is [start, size()).
		// If start > size(), then the substring is empty.
		auto substr(size_type start, size_type length) const noexcept -> StringRef;

		// Returns the current start pointer. May not be null-terminated.
		auto data() const noexcept -> char const*;

		constexpr auto isNullTerminated() const noexcept -> bool {
			return m_start[m_size] == '\0';
		}

	public: // iterators
		constexpr const_iterator begin() const { return m_start; }
		constexpr const_iterator end() const { return m_start + m_size; }
	};

	auto operator += (std::string& lhs, StringRef const& sr)->std::string&;
	auto operator << (std::ostream& os, StringRef const& sr)->std::ostream&;

	constexpr auto operator "" _sr(char const* rawChars, std::size_t size) noexcept -> StringRef {
		return StringRef(rawChars, size);
	}
} // namespace Catch

constexpr auto operator "" _catch_sr(char const* rawChars, std::size_t size) noexcept -> Catch::StringRef {
	return Catch::StringRef(rawChars, size);
}

// end catch_stringref.h
// start catch_preprocessor.hpp


#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__
#define CATCH_RECURSION_LEVEL1(...) CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL2(...) CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL3(...) CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL4(...) CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL5(...) CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(__VA_ARGS__)))

#ifdef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_EXPAND_VARGS(...) __VA_ARGS__
// MSVC needs more evaluations
#define CATCH_RECURSION_LEVEL6(...) CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(__VA_ARGS__)))
#define CATCH_RECURSE(...)  CATCH_RECURSION_LEVEL6(CATCH_RECURSION_LEVEL6(__VA_ARGS__))
#else
#define CATCH_RECURSE(...)  CATCH_RECURSION_LEVEL5(__VA_ARGS__)
#endif

#define CATCH_REC_END(...)
#define CATCH_REC_OUT

#define CATCH_EMPTY()
#define CATCH_DEFER(id) id CATCH_EMPTY()

#define CATCH_REC_GET_END2() 0, CATCH_REC_END
#define CATCH_REC_GET_END1(...) CATCH_REC_GET_END2
#define CATCH_REC_GET_END(...) CATCH_REC_GET_END1
#define CATCH_REC_NEXT0(test, next, ...) next CATCH_REC_OUT
#define CATCH_REC_NEXT1(test, next) CATCH_DEFER ( CATCH_REC_NEXT0 ) ( test, next, 0)
#define CATCH_REC_NEXT(test, next)  CATCH_REC_NEXT1(CATCH_REC_GET_END test, next)

#define CATCH_REC_LIST0(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2(f, x, peek, ...)   f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )

#define CATCH_REC_LIST0_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2_UD(f, userdata, x, peek, ...)   f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )

// Applies the function macro `f` to each of the remaining parameters, inserts commas between the results,
// and passes userdata as the first parameter to each invocation,
// e.g. CATCH_REC_LIST_UD(f, x, a, b, c) evaluates to f(x, a), f(x, b), f(x, c)
#define CATCH_REC_LIST_UD(f, userdata, ...) CATCH_RECURSE(CATCH_REC_LIST2_UD(f, userdata, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define CATCH_REC_LIST(f, ...) CATCH_RECURSE(CATCH_REC_LIST2(f, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define INTERNAL_CATCH_EXPAND1(param) INTERNAL_CATCH_EXPAND2(param)
#define INTERNAL_CATCH_EXPAND2(...) INTERNAL_CATCH_NO## __VA_ARGS__
#define INTERNAL_CATCH_DEF(...) INTERNAL_CATCH_DEF __VA_ARGS__
#define INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE(...) INTERNAL_CATCH_STRINGIZE2(__VA_ARGS__)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_STRINGIZE2(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param))
#else
// MSVC is adding extra space and needs another indirection to expand INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE2(...) INTERNAL_CATCH_STRINGIZE3(__VA_ARGS__)
#define INTERNAL_CATCH_STRINGIZE3(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) (INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) + 1)
#endif

#define INTERNAL_CATCH_MAKE_NAMESPACE2(...) ns_##__VA_ARGS__
#define INTERNAL_CATCH_MAKE_NAMESPACE(name) INTERNAL_CATCH_MAKE_NAMESPACE2(name)

#define INTERNAL_CATCH_REMOVE_PARENS(...) INTERNAL_CATCH_EXPAND1(INTERNAL_CATCH_DEF __VA_ARGS__)

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>())
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__))
#else
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) INTERNAL_CATCH_EXPAND_VARGS(decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>()))
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__)))
#endif

#define INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(...)\
    CATCH_REC_LIST(INTERNAL_CATCH_MAKE_TYPE_LIST,__VA_ARGS__)

#define INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_0) INTERNAL_CATCH_REMOVE_PARENS(_0)
#define INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_0, _1) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_1)
#define INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_0, _1, _2) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_1, _2)
#define INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_0, _1, _2, _3) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_1, _2, _3)
#define INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_0, _1, _2, _3, _4) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_1, _2, _3, _4)
#define INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_0, _1, _2, _3, _4, _5) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_1, _2, _3, _4, _5)
#define INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_0, _1, _2, _3, _4, _5, _6) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_1, _2, _3, _4, _5, _6)
#define INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_0, _1, _2, _3, _4, _5, _6, _7) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_1, _2, _3, _4, _5, _6, _7)
#define INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_1, _2, _3, _4, _5, _6, _7, _8)
#define INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9)
#define INTERNAL_CATCH_REMOVE_PARENS_11_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10)

#define INTERNAL_CATCH_VA_NARGS_IMPL(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N

#define INTERNAL_CATCH_TYPE_GEN\
    template<typename...> struct TypeList {};\
    template<typename...Ts>\
    constexpr auto get_wrapper() noexcept -> TypeList<Ts...> { return {}; }\
    template<template<typename...> class...> struct TemplateTypeList{};\
    template<template<typename...> class...Cs>\
    constexpr auto get_wrapper() noexcept -> TemplateTypeList<Cs...> { return {}; }\
    template<typename...>\
    struct append;\
    template<typename...>\
    struct rewrap;\
    template<template<typename...> class, typename...>\
    struct create;\
    template<template<typename...> class, typename>\
    struct convert;\
    \
    template<typename T> \
    struct append<T> { using type = T; };\
    template< template<typename...> class L1, typename...E1, template<typename...> class L2, typename...E2, typename...Rest>\
    struct append<L1<E1...>, L2<E2...>, Rest...> { using type = typename append<L1<E1...,E2...>, Rest...>::type; };\
    template< template<typename...> class L1, typename...E1, typename...Rest>\
    struct append<L1<E1...>, TypeList<mpl_::na>, Rest...> { using type = L1<E1...>; };\
    \
    template< template<typename...> class Container, template<typename...> class List, typename...elems>\
    struct rewrap<TemplateTypeList<Container>, List<elems...>> { using type = TypeList<Container<elems...>>; };\
    template< template<typename...> class Container, template<typename...> class List, class...Elems, typename...Elements>\
    struct rewrap<TemplateTypeList<Container>, List<Elems...>, Elements...> { using type = typename append<TypeList<Container<Elems...>>, typename rewrap<TemplateTypeList<Container>, Elements...>::type>::type; };\
    \
    template<template <typename...> class Final, template< typename...> class...Containers, typename...Types>\
    struct create<Final, TemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<TemplateTypeList<Containers>, Types...>::type...>::type; };\
    template<template <typename...> class Final, template <typename...> class List, typename...Ts>\
    struct convert<Final, List<Ts...>> { using type = typename append<Final<>,TypeList<Ts>...>::type; };

#define INTERNAL_CATCH_NTTP_1(signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> struct Nttp{};\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    constexpr auto get_wrapper() noexcept -> Nttp<__VA_ARGS__> { return {}; } \
    template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...> struct NttpTemplateTypeList{};\
    template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Cs>\
    constexpr auto get_wrapper() noexcept -> NttpTemplateTypeList<Cs...> { return {}; } \
    \
    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>> { using type = TypeList<Container<__VA_ARGS__>>; };\
    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature), typename...Elements>\
    struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>, Elements...> { using type = typename append<TypeList<Container<__VA_ARGS__>>, typename rewrap<NttpTemplateTypeList<Container>, Elements...>::type>::type; };\
    template<template <typename...> class Final, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Containers, typename...Types>\
    struct create<Final, NttpTemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<NttpTemplateTypeList<Containers>, Types...>::type...>::type; };

#define INTERNAL_CATCH_DECLARE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST1(TestName, signature)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()
#define INTERNAL_CATCH_DECLARE_SIG_TEST_X(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()

#define INTERNAL_CATCH_DEFINE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST1(TestName, signature)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_X(TestName, signature,...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()

#define INTERNAL_CATCH_NTTP_REGISTER0(TestFunc, signature)\
    template<typename Type>\
    void reg_test(TypeList<Type>, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<Type>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER(TestFunc, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    void reg_test(Nttp<__VA_ARGS__>, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<__VA_ARGS__>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD0(TestName, signature, ...)\
    template<typename Type>\
    void reg_test(TypeList<Type>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestName<Type>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    void reg_test(Nttp<__VA_ARGS__>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestName<__VA_ARGS__>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
    }

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0(TestName, ClassName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1(TestName, ClassName, signature)\
    template<typename TestType> \
    struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<TestType> { \
        void test();\
    }

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X(TestName, ClassName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
    struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<__VA_ARGS__> { \
        void test();\
    }

#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1(TestName, signature)\
    template<typename TestType> \
    void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<TestType>::test()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
    void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<__VA_ARGS__>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_NTTP_0
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__),INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_0)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__)
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__)
#else
#define INTERNAL_CATCH_NTTP_0(signature)
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1,INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_0)( __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__))
#endif

// end catch_preprocessor.hpp
// start catch_meta.hpp


#include <type_traits>

namespace Catch {
	template<typename T>
	struct always_false : std::false_type {};

	template <typename> struct true_given : std::true_type {};
	struct is_callable_tester {
		template <typename Fun, typename... Args>
		true_given<decltype(std::declval<Fun>()(std::declval<Args>()...))> static test(int);
		template <typename...>
		std::false_type static test(...);
	};

	template <typename T>
	struct is_callable;

	template <typename Fun, typename... Args>
	struct is_callable<Fun(Args...)> : decltype(is_callable_tester::test<Fun, Args...>(0)) {};

#if defined(__cpp_lib_is_invocable) && __cpp_lib_is_invocable >= 201703
	// std::result_of is deprecated in C++17 and removed in C++20. Hence, it is
	// replaced with std::invoke_result here.
	template <typename Func, typename... U>
	using FunctionReturnType = std::remove_reference_t<std::remove_cv_t<std::invoke_result_t<Func, U...>>>;
#else
	// Keep ::type here because we still support C++11
	template <typename Func, typename... U>
	using FunctionReturnType = typename std::remove_reference<typename std::remove_cv<typename std::result_of<Func(U...)>::type>::type>::type;
#endif

} // namespace Catch

namespace mpl_ {
	struct na;
}

// end catch_meta.hpp
namespace Catch {

	template<typename C>
	class TestInvokerAsMethod : public ITestInvoker {
		void (C::* m_testAsMethod)();
	public:
		TestInvokerAsMethod(void (C::* testAsMethod)()) noexcept : m_testAsMethod(testAsMethod) {}

		void invoke() const override {
			C obj;
			(obj.*m_testAsMethod)();
		}
	};

	auto makeTestInvoker(void(*testAsFunction)()) noexcept -> ITestInvoker*;

	template<typename C>
	auto makeTestInvoker(void (C::* testAsMethod)()) noexcept -> ITestInvoker* {
		return new(std::nothrow) TestInvokerAsMethod<C>(testAsMethod);
	}

	struct NameAndTags {
		NameAndTags(StringRef const& name_ = StringRef(), StringRef const& tags_ = StringRef()) noexcept;
		StringRef name;
		StringRef tags;
	};

	struct AutoReg : NonCopyable {
		AutoReg(ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags) noexcept;
		~AutoReg();
	};

} // end namespace Catch

#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( TestName, ... ) \
        static void TestName()
#define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( TestName, ClassName, ... ) \
        namespace{                        \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
                void test();              \
            };                            \
        }                                 \
        void TestName::test()
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( TestName, TestFunc, Name, Tags, Signature, ... )  \
        INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... )    \
        namespace{                                                                                  \
            namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) {                                      \
            INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
        }                                                                                           \
        }                                                                                           \
        INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif
#endif

	///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TESTCASE2( TestName, ... ) \
        static void TestName(); \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &TestName ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        static void TestName()
#define INTERNAL_CATCH_TESTCASE( ... ) \
        INTERNAL_CATCH_TESTCASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), __VA_ARGS__ )

	///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &QualifiedMethod ), CATCH_INTERNAL_LINEINFO, "&" #QualifiedMethod, Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

	///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST_CASE_METHOD2( TestName, ClassName, ... )\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
                void test(); \
            }; \
            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( Catch::makeTestInvoker( &TestName::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
        } \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        void TestName::test()
#define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... ) \
        INTERNAL_CATCH_TEST_CASE_METHOD2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), ClassName, __VA_ARGS__ )

	///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_REGISTER_TESTCASE( Function, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( Function ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

	///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(TestName, TestFunc, Name, Tags, Signature, ... )\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        INTERNAL_CATCH_DECLARE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
            INTERNAL_CATCH_TYPE_GEN\
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            INTERNAL_CATCH_NTTP_REG_GEN(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types> \
            struct TestName{\
                TestName(){\
                    int index = 0;                                    \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                    using expander = int[];\
                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
            TestName<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
            return 0;\
        }();\
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(TestName, TestFuncName, Name, Tags, Signature, TmplTypes, TypesList) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION                      \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                      \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS              \
        template<typename TestType> static void TestFuncName();       \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) {                                     \
            INTERNAL_CATCH_TYPE_GEN                                                  \
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))         \
            template<typename... Types>                               \
            struct TestName {                                         \
                void reg_tests() {                                          \
                    int index = 0;                                    \
                    using expander = int[];                           \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                    constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                    constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */\
                }                                                     \
            };                                                        \
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
                using TestInit = typename create<TestName, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type; \
                TestInit t;                                           \
                t.reg_tests();                                        \
                return 0;                                             \
            }();                                                      \
        }                                                             \
        }                                                             \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION                       \
        template<typename TestType>                                   \
        static void TestFuncName()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename T,__VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__)
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2(TestName, TestFunc, Name, Tags, TmplList)\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        template<typename TestType> static void TestFunc();       \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
        INTERNAL_CATCH_TYPE_GEN\
        template<typename... Types>                               \
        struct TestName {                                         \
            void reg_tests() {                                          \
                int index = 0;                                    \
                using expander = int[];                           \
                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */\
            }                                                     \
        };\
        static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
                using TestInit = typename convert<TestName, TmplList>::type; \
                TestInit t;                                           \
                t.reg_tests();                                        \
                return 0;                                             \
            }();                                                      \
        }}\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION                       \
        template<typename TestType>                                   \
        static void TestFunc()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(Name, Tags, TmplList) \
        INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, TmplList )

#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
            INTERNAL_CATCH_TYPE_GEN\
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
            INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types> \
            struct TestNameClass{\
                TestNameClass(){\
                    int index = 0;                                    \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                    using expander = int[];\
                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                TestNameClass<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
                return 0;\
        }();\
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(TestNameClass, TestName, ClassName, Name, Tags, Signature, TmplTypes, TypesList)\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        template<typename TestType> \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
                void test();\
            };\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestNameClass) {\
            INTERNAL_CATCH_TYPE_GEN                  \
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types>\
            struct TestNameClass{\
                void reg_tests(){\
                    int index = 0;\
                    using expander = int[];\
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                    constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                    constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                using TestInit = typename create<TestNameClass, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type;\
                TestInit t;\
                t.reg_tests();\
                return 0;\
            }(); \
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        template<typename TestType> \
        void TestName<TestType>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, typename T,__VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
#define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, Signature,__VA_ARGS__ ) )
#endif

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, TmplList) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        template<typename TestType> \
        struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
            void test();\
        };\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
            INTERNAL_CATCH_TYPE_GEN\
            template<typename...Types>\
            struct TestNameClass{\
                void reg_tests(){\
                    int index = 0;\
                    using expander = int[];\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                using TestInit = typename convert<TestNameClass, TmplList>::type;\
                TestInit t;\
                t.reg_tests();\
                return 0;\
            }(); \
        }}\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        template<typename TestType> \
        void TestName<TestType>::test()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(ClassName, Name, Tags, TmplList) \
        INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, TmplList )

// end catch_test_registry.h
// start catch_capture.hpp

// start catch_assertionhandler.h

// start catch_assertioninfo.h

// start catch_result_type.h

namespace Catch {

	// ResultWas::OfType enum
	struct ResultWas {
		enum OfType {
			Unknown = -1,
			Ok = 0,
			Info = 1,
			Warning = 2,

			FailureBit = 0x10,

			ExpressionFailed = FailureBit | 1,
			ExplicitFailure = FailureBit | 2,

			Exception = 0x100 | FailureBit,

			ThrewException = Exception | 1,
			DidntThrowException = Exception | 2,

			FatalErrorCondition = 0x200 | FailureBit

		};
	};

	bool isOk(ResultWas::OfType resultType);
	bool isJustInfo(int flags);

	// ResultDisposition::Flags enum
	struct ResultDisposition {
		enum Flags {
			Normal = 0x01,

			ContinueOnFailure = 0x02,   // Failures fail test, but execution continues
			FalseTest = 0x04,           // Prefix expression with !
			SuppressFail = 0x08         // Failures are reported but do not fail the test
		};
	};

	ResultDisposition::Flags operator | (ResultDisposition::Flags lhs, ResultDisposition::Flags rhs);

	bool shouldContinueOnFailure(int flags);
	inline bool isFalseTest(int flags) { return (flags & ResultDisposition::FalseTest) != 0; }
	bool shouldSuppressFailure(int flags);

} // end namespace Catch

// end catch_result_type.h
namespace Catch {

	struct AssertionInfo
	{
		StringRef macroName;
		SourceLineInfo lineInfo;
		StringRef capturedExpression;
		ResultDisposition::Flags resultDisposition;

		// We want to delete this constructor but a compiler bug in 4.8 means
		// the struct is then treated as non-aggregate
		//AssertionInfo() = delete;
	};

} // end namespace Catch

// end catch_assertioninfo.h
// start catch_decomposer.h

// start catch_tostring.h

#include <vector>
#include <cstddef>
#include <type_traits>
#include <string>
// start catch_stream.h

#include <iosfwd>
#include <cstddef>
#include <ostream>

namespace Catch {

	std::ostream& cout();
	std::ostream& cerr();
	std::ostream& clog();

	class StringRef;

	struct IStream {
		virtual ~IStream();
		virtual std::ostream& stream() const = 0;
	};

	auto makeStream(StringRef const& filename)->IStream const*;

	class ReusableStringStream : NonCopyable {
		std::size_t m_index;
		std::ostream* m_oss;
	public:
		ReusableStringStream();
		~ReusableStringStream();

		auto str() const->std::string;

		template<typename T>
		auto operator << (T const& value) -> ReusableStringStream& {
			*m_oss << value;
			return *this;
		}
		auto get() -> std::ostream& { return *m_oss; }
	};
}

// end catch_stream.h
// start catch_interfaces_enum_values_registry.h

#include <vector>

namespace Catch {

	namespace Detail {
		struct EnumInfo {
			StringRef m_name;
			std::vector<std::pair<int, StringRef>> m_values;

			~EnumInfo();

			StringRef lookup(int value) const;
		};
	} // namespace Detail

	struct IMutableEnumValuesRegistry {
		virtual ~IMutableEnumValuesRegistry();

		virtual Detail::EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums, std::vector<int> const& values) = 0;

		template<typename E>
		Detail::EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums, std::initializer_list<E> values) {
			static_assert(sizeof(int) >= sizeof(E), "Cannot serialize enum to int");
			std::vector<int> intValues;
			intValues.reserve(values.size());
			for (auto enumValue : values)
				intValues.push_back(static_cast<int>(enumValue));
			return registerEnum(enumName, allEnums, intValues);
		}
	};

} // Catch

// end catch_interfaces_enum_values_registry.h

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
#include <string_view>
#endif

#ifdef __OBJC__
// start catch_objc_arc.hpp

#import <Foundation/Foundation.h>

#ifdef __has_feature
#define CATCH_ARC_ENABLED __has_feature(objc_arc)
#else
#define CATCH_ARC_ENABLED 0
#endif

void arcSafeRelease(NSObject* obj);
id performOptionalSelector(id obj, SEL sel);

#if !CATCH_ARC_ENABLED
inline void arcSafeRelease(NSObject* obj) {
	[obj release] ;
}
inline id performOptionalSelector(id obj, SEL sel) {
	if ([obj respondsToSelector : sel])
		return[obj performSelector : sel];
	return nil;
}
#define CATCH_UNSAFE_UNRETAINED
#define CATCH_ARC_STRONG
#else
inline void arcSafeRelease(NSObject*) {}
inline id performOptionalSelector(id obj, SEL sel) {
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
#endif
	if ([obj respondsToSelector : sel])
		return[obj performSelector : sel];
#ifdef __clang__
#pragma clang diagnostic pop
#endif
	return nil;
}
#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained
#define CATCH_ARC_STRONG __strong
#endif

// end catch_objc_arc.hpp
#endif

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4180) // We attempt to stream a function (address) by const&, which MSVC complains about but is harmless
#endif

namespace Catch {
	namespace Detail {

		extern const std::string unprintableString;

		std::string rawMemoryToString(const void* object, std::size_t size);

		template<typename T>
		std::string rawMemoryToString(const T& object) {
			return rawMemoryToString(&object, sizeof(object));
		}

		template<typename T>
		class IsStreamInsertable {
			template<typename Stream, typename U>
			static auto test(int)
				-> decltype(std::declval<Stream&>() << std::declval<U>(), std::true_type());

			template<typename, typename>
			static auto test(...)->std::false_type;

		public:
			static const bool value = decltype(test<std::ostream, const T&>(0))::value;
		};

		template<typename E>
		std::string convertUnknownEnumToString(E e);

		template<typename T>
		typename std::enable_if<
			!std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
			std::string>::type convertUnstreamable(T const&) {
			return Detail::unprintableString;
		}
		template<typename T>
		typename std::enable_if<
			!std::is_enum<T>::value&& std::is_base_of<std::exception, T>::value,
			std::string>::type convertUnstreamable(T const& ex) {
			return ex.what();
		}

		template<typename T>
		typename std::enable_if<
			std::is_enum<T>::value
			, std::string>::type convertUnstreamable(T const& value) {
			return convertUnknownEnumToString(value);
		}

#if defined(_MANAGED)
		//! Convert a CLR string to a utf8 std::string
		template<typename T>
		std::string clrReferenceToString(T^ ref) {
			if (ref == nullptr)
				return std::string("null");
			auto bytes = System::Text::Encoding::UTF8->GetBytes(ref->ToString());
			cli::pin_ptr<System::Byte> p = &bytes[0];
			return std::string(reinterpret_cast<char const*>(p), bytes->Length);
		}
#endif

	} // namespace Detail

	// If we decide for C++14, change these to enable_if_ts
	template <typename T, typename = void>
	struct StringMaker {
		template <typename Fake = T>
		static
			typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
			convert(const Fake& value) {
			ReusableStringStream rss;
			// NB: call using the function-like syntax to avoid ambiguity with
			// user-defined templated operator<< under clang.
			rss.operator<<(value);
			return rss.str();
		}

		template <typename Fake = T>
		static
			typename std::enable_if<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
			convert(const Fake& value) {
#if !defined(CATCH_CONFIG_FALLBACK_STRINGIFIER)
			return Detail::convertUnstreamable(value);
#else
			return CATCH_CONFIG_FALLBACK_STRINGIFIER(value);
#endif
		}
	};

	namespace Detail {

		// This function dispatches all stringification requests inside of Catch.
		// Should be preferably called fully qualified, like ::Catch::Detail::stringify
		template <typename T>
		std::string stringify(const T& e) {
			return ::Catch::StringMaker<typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e);
		}

		template<typename E>
		std::string convertUnknownEnumToString(E e) {
			return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<E>::type>(e));
		}

#if defined(_MANAGED)
		template <typename T>
		std::string stringify(T^ e) {
			return ::Catch::StringMaker<T^>::convert(e);
		}
#endif

	} // namespace Detail

	// Some predefined specializations

	template<>
	struct StringMaker<std::string> {
		static std::string convert(const std::string& str);
	};

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
	template<>
	struct StringMaker<std::string_view> {
		static std::string convert(std::string_view str);
	};
#endif

	template<>
	struct StringMaker<char const*> {
		static std::string convert(char const* str);
	};
	template<>
	struct StringMaker<char*> {
		static std::string convert(char* str);
	};

#ifdef CATCH_CONFIG_WCHAR
	template<>
	struct StringMaker<std::wstring> {
		static std::string convert(const std::wstring& wstr);
	};

# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
	template<>
	struct StringMaker<std::wstring_view> {
		static std::string convert(std::wstring_view str);
	};
# endif

	template<>
	struct StringMaker<wchar_t const*> {
		static std::string convert(wchar_t const* str);
	};
	template<>
	struct StringMaker<wchar_t*> {
		static std::string convert(wchar_t* str);
	};
#endif

	// TBD: Should we use `strnlen` to ensure that we don't go out of the buffer,
	//      while keeping string semantics?
	template<int SZ>
	struct StringMaker<char[SZ]> {
		static std::string convert(char const* str) {
			return ::Catch::Detail::stringify(std::string{ str });
		}
	};
	template<int SZ>
	struct StringMaker<signed char[SZ]> {
		static std::string convert(signed char const* str) {
			return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const*>(str) });
		}
	};
	template<int SZ>
	struct StringMaker<unsigned char[SZ]> {
		static std::string convert(unsigned char const* str) {
			return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const*>(str) });
		}
	};

#if defined(CATCH_CONFIG_CPP17_BYTE)
	template<>
	struct StringMaker<std::byte> {
		static std::string convert(std::byte value);
	};
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
	template<>
	struct StringMaker<int> {
		static std::string convert(int value);
	};
	template<>
	struct StringMaker<long> {
		static std::string convert(long value);
	};
	template<>
	struct StringMaker<long long> {
		static std::string convert(long long value);
	};
	template<>
	struct StringMaker<unsigned int> {
		static std::string convert(unsigned int value);
	};
	template<>
	struct StringMaker<unsigned long> {
		static std::string convert(unsigned long value);
	};
	template<>
	struct StringMaker<unsigned long long> {
		static std::string convert(unsigned long long value);
	};

	template<>
	struct StringMaker<bool> {
		static std::string convert(bool b);
	};

	template<>
	struct StringMaker<char> {
		static std::string convert(char c);
	};
	template<>
	struct StringMaker<signed char> {
		static std::string convert(signed char c);
	};
	template<>
	struct StringMaker<unsigned char> {
		static std::string convert(unsigned char c);
	};

	template<>
	struct StringMaker<std::nullptr_t> {
		static std::string convert(std::nullptr_t);
	};

	template<>
	struct StringMaker<float> {
		static std::string convert(float value);
		static int precision;
	};

	template<>
	struct StringMaker<double> {
		static std::string convert(double value);
		static int precision;
	};

	template <typename T>
	struct StringMaker<T*> {
		template <typename U>
		static std::string convert(U* p) {
			if (p) {
				return ::Catch::Detail::rawMemoryToString(p);
			}
			else {
				return "nullptr";
			}
		}
	};

	template <typename R, typename C>
	struct StringMaker<R C::*> {
		static std::string convert(R C::* p) {
			if (p) {
				return ::Catch::Detail::rawMemoryToString(p);
			}
			else {
				return "nullptr";
			}
		}
	};

#if defined(_MANAGED)
	template <typename T>
	struct StringMaker<T^> {
		static std::string convert(T^ ref) {
			return ::Catch::Detail::clrReferenceToString(ref);
		}
	};
#endif

	namespace Detail {
		template<typename InputIterator, typename Sentinel = InputIterator>
		std::string rangeToString(InputIterator first, Sentinel last) {
			ReusableStringStream rss;
			rss << "{ ";
			if (first != last) {
				rss << ::Catch::Detail::stringify(*first);
				for (++first; first != last; ++first)
					rss << ", " << ::Catch::Detail::stringify(*first);
			}
			rss << " }";
			return rss.str();
		}
	}

#ifdef __OBJC__
	template<>
	struct StringMaker<NSString*> {
		static std::string convert(NSString* nsstring) {
			if (!nsstring)
				return "nil";
			return std::string("@") + [nsstring UTF8String];
		}
	};
	template<>
	struct StringMaker<NSObject*> {
		static std::string convert(NSObject* nsObject) {
			return ::Catch::Detail::stringify([nsObject description]);
		}

	};
	namespace Detail {
		inline std::string stringify(NSString* nsstring) {
			return StringMaker<NSString*>::convert(nsstring);
		}

	} // namespace Detail
#endif // __OBJC__

} // namespace Catch

//////////////////////////////////////////////////////
// Separate std-lib types stringification, so it can be selectively enabled
// This means that we do not bring in

#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS)
#  define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif

// Separate std::pair specialization
#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER)
#include <utility>
namespace Catch {
	template<typename T1, typename T2>
	struct StringMaker<std::pair<T1, T2> > {
		static std::string convert(const std::pair<T1, T2>& pair) {
			ReusableStringStream rss;
			rss << "{ "
				<< ::Catch::Detail::stringify(pair.first)
				<< ", "
				<< ::Catch::Detail::stringify(pair.second)
				<< " }";
			return rss.str();
		}
	};
}
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch {
	template<typename T>
	struct StringMaker<std::optional<T> > {
		static std::string convert(const std::optional<T>& optional) {
			ReusableStringStream rss;
			if (optional.has_value()) {
				rss << ::Catch::Detail::stringify(*optional);
			}
			else {
				rss << "{ }";
			}
			return rss.str();
		}
	};
}
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER

// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>
namespace Catch {
	namespace Detail {
		template<
			typename Tuple,
			std::size_t N = 0,
			bool = (N < std::tuple_size<Tuple>::value)
			>
			struct TupleElementPrinter {
			static void print(const Tuple& tuple, std::ostream& os) {
				os << (N ? ", " : " ")
					<< ::Catch::Detail::stringify(std::get<N>(tuple));
				TupleElementPrinter<Tuple, N + 1>::print(tuple, os);
			}
		};

		template<
			typename Tuple,
			std::size_t N
		>
			struct TupleElementPrinter<Tuple, N, false> {
			static void print(const Tuple&, std::ostream&) {}
		};

	}

	template<typename ...Types>
	struct StringMaker<std::tuple<Types...>> {
		static std::string convert(const std::tuple<Types...>& tuple) {
			ReusableStringStream rss;
			rss << '{';
			Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, rss.get());
			rss << " }";
			return rss.str();
		}
	};
}
#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_VARIANT)
#include <variant>
namespace Catch {
	template<>
	struct StringMaker<std::monostate> {
		static std::string convert(const std::monostate&) {
			return "{ }";
		}
	};

	template<typename... Elements>
	struct StringMaker<std::variant<Elements...>> {
		static std::string convert(const std::variant<Elements...>& variant) {
			if (variant.valueless_by_exception()) {
				return "{valueless variant}";
			}
			else {
				return std::visit(
					[](const auto& value) {
						return ::Catch::Detail::stringify(value);
					},
					variant
						);
			}
		}
	};
}
#endif // CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER

namespace Catch {
	// Import begin/ end from std here
	using std::begin;
	using std::end;

	namespace detail {
		template <typename...>
		struct void_type {
			using type = void;
		};

		template <typename T, typename = void>
		struct is_range_impl : std::false_type {
		};

		template <typename T>
		struct is_range_impl<T, typename void_type<decltype(begin(std::declval<T>()))>::type> : std::true_type {
		};
	} // namespace detail

	template <typename T>
	struct is_range : detail::is_range_impl<T> {
	};

#if defined(_MANAGED) // Managed types are never ranges
	template <typename T>
	struct is_range<T^> {
		static const bool value = false;
	};
#endif

	template<typename Range>
	std::string rangeToString(Range const& range) {
		return ::Catch::Detail::rangeToString(begin(range), end(range));
	}

	// Handle vector<bool> specially
	template<typename Allocator>
	std::string rangeToString(std::vector<bool, Allocator> const& v) {
		ReusableStringStream rss;
		rss << "{ ";
		bool first = true;
		for (bool b : v) {
			if (first)
				first = false;
			else
				rss << ", ";
			rss << ::Catch::Detail::stringify(b);
		}
		rss << " }";
		return rss.str();
	}

	template<typename R>
	struct StringMaker<R, typename std::enable_if<is_range<R>::value && !::Catch::Detail::IsStreamInsertable<R>::value>::type> {
		static std::string convert(R const& range) {
			return rangeToString(range);
		}
	};

	template <typename T, int SZ>
	struct StringMaker<T[SZ]> {
		static std::string convert(T const(&arr)[SZ]) {
			return rangeToString(arr);
		}
	};

} // namespace Catch

// Separate std::chrono::duration specialization
#if defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#include <ctime>
#include <ratio>
#include <chrono>

namespace Catch {

	template <class Ratio>
	struct ratio_string {
		static std::string symbol();
	};

	template <class Ratio>
	std::string ratio_string<Ratio>::symbol() {
		Catch::ReusableStringStream rss;
		rss << '[' << Ratio::num << '/'
			<< Ratio::den << ']';
		return rss.str();
	}
	template <>
	struct ratio_string<std::atto> {
		static std::string symbol();
	};
	template <>
	struct ratio_string<std::femto> {
		static std::string symbol();
	};
	template <>
	struct ratio_string<std::pico> {
		static std::string symbol();
	};
	template <>
	struct ratio_string<std::nano> {
		static std::string symbol();
	};
	template <>
	struct ratio_string<std::micro> {
		static std::string symbol();
	};
	template <>
	struct ratio_string<std::milli> {
		static std::string symbol();
	};

	////////////
	// std::chrono::duration specializations
	template<typename Value, typename Ratio>
	struct StringMaker<std::chrono::duration<Value, Ratio>> {
		static std::string convert(std::chrono::duration<Value, Ratio> const& duration) {
			ReusableStringStream rss;
			rss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's';
			return rss.str();
		}
	};
	template<typename Value>
	struct StringMaker<std::chrono::duration<Value, std::ratio<1>>> {
		static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration) {
			ReusableStringStream rss;
			rss << duration.count() << " s";
			return rss.str();
		}
	};
	template<typename Value>
	struct StringMaker<std::chrono::duration<Value, std::ratio<60>>> {
		static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration) {
			ReusableStringStream rss;
			rss << duration.count() << " m";
			return rss.str();
		}
	};
	template<typename Value>
	struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>> {
		static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration) {
			ReusableStringStream rss;
			rss << duration.count() << " h";
			return rss.str();
		}
	};

	////////////
	// std::chrono::time_point specialization
	// Generic time_point cannot be specialized, only std::chrono::time_point<system_clock>
	template<typename Clock, typename Duration>
	struct StringMaker<std::chrono::time_point<Clock, Duration>> {
		static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point) {
			return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch";
		}
	};
	// std::chrono::time_point<system_clock> specialization
	template<typename Duration>
	struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>> {
		static std::string convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point) {
			auto converted = std::chrono::system_clock::to_time_t(time_point);

#ifdef _MSC_VER
			std::tm timeInfo = {};
			gmtime_s(&timeInfo, &converted);
#else
			std::tm* timeInfo = std::gmtime(&converted);
#endif

			auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
			char timeStamp[timeStampSize];
			const char* const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
			std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
			std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
			return std::string(timeStamp);
		}
	};
}
#endif // CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER

#define INTERNAL_CATCH_REGISTER_ENUM( enumName, ... ) \
namespace Catch { \
    template<> struct StringMaker<enumName> { \
        static std::string convert( enumName value ) { \
            static const auto& enumInfo = ::Catch::getMutableRegistryHub().getMutableEnumValuesRegistry().registerEnum( #enumName, #__VA_ARGS__, { __VA_ARGS__ } ); \
            return static_cast<std::string>(enumInfo.lookup( static_cast<int>( value ) )); \
        } \
    }; \
}

#define CATCH_REGISTER_ENUM( enumName, ... ) INTERNAL_CATCH_REGISTER_ENUM( enumName, __VA_ARGS__ )

#ifdef _MSC_VER
#pragma warning(pop)
#endif

// end catch_tostring.h
#include <iosfwd>

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4389) // '==' : signed/unsigned mismatch
#pragma warning(disable:4018) // more "signed/unsigned mismatch"
#pragma warning(disable:4312) // Converting int to T* using reinterpret_cast (issue on x64 platform)
#pragma warning(disable:4180) // qualifier applied to function type has no meaning
#pragma warning(disable:4800) // Forcing result to true or false
#endif

namespace Catch {

	struct ITransientExpression {
		auto isBinaryExpression() const -> bool { return m_isBinaryExpression; }
		auto getResult() const -> bool { return m_result; }
		virtual void streamReconstructedExpression(std::ostream& os) const = 0;

		ITransientExpression(bool isBinaryExpression, bool result)
			: m_isBinaryExpression(isBinaryExpression),
			m_result(result)
		{}

		// We don't actually need a virtual destructor, but many static analysers
		// complain if it's not here :-(
		virtual ~ITransientExpression();

		bool m_isBinaryExpression;
		bool m_result;

	};

	void formatReconstructedExpression(std::ostream& os, std::string const& lhs, StringRef op, std::string const& rhs);

	template<typename LhsT, typename RhsT>
	class BinaryExpr : public ITransientExpression {
		LhsT m_lhs;
		StringRef m_op;
		RhsT m_rhs;

		void streamReconstructedExpression(std::ostream& os) const override {
			formatReconstructedExpression
			(os, Catch::Detail::stringify(m_lhs), m_op, Catch::Detail::stringify(m_rhs));
		}

	public:
		BinaryExpr(bool comparisonResult, LhsT lhs, StringRef op, RhsT rhs)
			: ITransientExpression{ true, comparisonResult },
			m_lhs(lhs),
			m_op(op),
			m_rhs(rhs)
		{}

		template<typename T>
		auto operator && (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator || (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator == (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator != (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator > (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator < (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator >= (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename T>
		auto operator <= (T) const -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<T>::value,
				"chained comparisons are not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}
	};

	template<typename LhsT>
	class UnaryExpr : public ITransientExpression {
		LhsT m_lhs;

		void streamReconstructedExpression(std::ostream& os) const override {
			os << Catch::Detail::stringify(m_lhs);
		}

	public:
		explicit UnaryExpr(LhsT lhs)
			: ITransientExpression{ false, static_cast<bool>(lhs) },
			m_lhs(lhs)
		{}
	};

	// Specialised comparison functions to handle equality comparisons between ints and pointers (NULL deduces as an int)
	template<typename LhsT, typename RhsT>
	auto compareEqual(LhsT const& lhs, RhsT const& rhs) -> bool { return static_cast<bool>(lhs == rhs); }
	template<typename T>
	auto compareEqual(T* const& lhs, int rhs) -> bool { return lhs == reinterpret_cast<void const*>(rhs); }
	template<typename T>
	auto compareEqual(T* const& lhs, long rhs) -> bool { return lhs == reinterpret_cast<void const*>(rhs); }
	template<typename T>
	auto compareEqual(int lhs, T* const& rhs) -> bool { return reinterpret_cast<void const*>(lhs) == rhs; }
	template<typename T>
	auto compareEqual(long lhs, T* const& rhs) -> bool { return reinterpret_cast<void const*>(lhs) == rhs; }

	template<typename LhsT, typename RhsT>
	auto compareNotEqual(LhsT const& lhs, RhsT&& rhs) -> bool { return static_cast<bool>(lhs != rhs); }
	template<typename T>
	auto compareNotEqual(T* const& lhs, int rhs) -> bool { return lhs != reinterpret_cast<void const*>(rhs); }
	template<typename T>
	auto compareNotEqual(T* const& lhs, long rhs) -> bool { return lhs != reinterpret_cast<void const*>(rhs); }
	template<typename T>
	auto compareNotEqual(int lhs, T* const& rhs) -> bool { return reinterpret_cast<void const*>(lhs) != rhs; }
	template<typename T>
	auto compareNotEqual(long lhs, T* const& rhs) -> bool { return reinterpret_cast<void const*>(lhs) != rhs; }

	template<typename LhsT>
	class ExprLhs {
		LhsT m_lhs;
	public:
		explicit ExprLhs(LhsT lhs) : m_lhs(lhs) {}

		template<typename RhsT>
		auto operator == (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { compareEqual(m_lhs, rhs), m_lhs, "==", rhs };
		}
		auto operator == (bool rhs) -> BinaryExpr<LhsT, bool> const {
			return { m_lhs == rhs, m_lhs, "==", rhs };
		}

		template<typename RhsT>
		auto operator != (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { compareNotEqual(m_lhs, rhs), m_lhs, "!=", rhs };
		}
		auto operator != (bool rhs) -> BinaryExpr<LhsT, bool> const {
			return { m_lhs != rhs, m_lhs, "!=", rhs };
		}

		template<typename RhsT>
		auto operator > (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs > rhs), m_lhs, ">", rhs };
		}
		template<typename RhsT>
		auto operator < (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs < rhs), m_lhs, "<", rhs };
		}
		template<typename RhsT>
		auto operator >= (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs >= rhs), m_lhs, ">=", rhs };
		}
		template<typename RhsT>
		auto operator <= (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs <= rhs), m_lhs, "<=", rhs };
		}
		template <typename RhsT>
		auto operator | (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs | rhs), m_lhs, "|", rhs };
		}
		template <typename RhsT>
		auto operator & (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs & rhs), m_lhs, "&", rhs };
		}
		template <typename RhsT>
		auto operator ^ (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
			return { static_cast<bool>(m_lhs ^ rhs), m_lhs, "^", rhs };
		}

		template<typename RhsT>
		auto operator && (RhsT const&) -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<RhsT>::value,
				"operator&& is not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		template<typename RhsT>
		auto operator || (RhsT const&) -> BinaryExpr<LhsT, RhsT const&> const {
			static_assert(always_false<RhsT>::value,
				"operator|| is not supported inside assertions, "
				"wrap the expression inside parentheses, or decompose it");
		}

		auto makeUnaryExpr() const -> UnaryExpr<LhsT> {
			return UnaryExpr<LhsT>{ m_lhs };
		}
	};

	void handleExpression(ITransientExpression const& expr);

	template<typename T>
	void handleExpression(ExprLhs<T> const& expr) {
		handleExpression(expr.makeUnaryExpr());
	}

	struct Decomposer {
		template<typename T>
		auto operator <= (T const& lhs) -> ExprLhs<T const&> {
			return ExprLhs<T const&>{ lhs };
		}

		auto operator <=(bool value) -> ExprLhs<bool> {
			return ExprLhs<bool>{ value };
		}
	};

} // end namespace Catch

#ifdef _MSC_VER
#pragma warning(pop)
#endif

// end catch_decomposer.h
// start catch_interfaces_capture.h

#include <string>
#include <chrono>

namespace Catch {

	class AssertionResult;
	struct AssertionInfo;
	struct SectionInfo;
	struct SectionEndInfo;
	struct MessageInfo;
	struct MessageBuilder;
	struct Counts;
	struct AssertionReaction;
	struct SourceLineInfo;

	struct ITransientExpression;
	struct IGeneratorTracker;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	struct BenchmarkInfo;
	template <typename Duration = std::chrono::duration<double, std::nano>>
	struct BenchmarkStats;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	struct IResultCapture {

		virtual ~IResultCapture();

		virtual bool sectionStarted(SectionInfo const& sectionInfo,
			Counts& assertions) = 0;
		virtual void sectionEnded(SectionEndInfo const& endInfo) = 0;
		virtual void sectionEndedEarly(SectionEndInfo const& endInfo) = 0;

		virtual auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo)->IGeneratorTracker & = 0;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
		virtual void benchmarkPreparing(std::string const& name) = 0;
		virtual void benchmarkStarting(BenchmarkInfo const& info) = 0;
		virtual void benchmarkEnded(BenchmarkStats<> const& stats) = 0;
		virtual void benchmarkFailed(std::string const& error) = 0;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

		virtual void pushScopedMessage(MessageInfo const& message) = 0;
		virtual void popScopedMessage(MessageInfo const& message) = 0;

		virtual void emplaceUnscopedMessage(MessageBuilder const& builder) = 0;

		virtual void handleFatalErrorCondition(StringRef message) = 0;

		virtual void handleExpr
		(AssertionInfo const& info,
			ITransientExpression const& expr,
			AssertionReaction& reaction) = 0;
		virtual void handleMessage
		(AssertionInfo const& info,
			ResultWas::OfType resultType,
			StringRef const& message,
			AssertionReaction& reaction) = 0;
		virtual void handleUnexpectedExceptionNotThrown
		(AssertionInfo const& info,
			AssertionReaction& reaction) = 0;
		virtual void handleUnexpectedInflightException
		(AssertionInfo const& info,
			std::string const& message,
			AssertionReaction& reaction) = 0;
		virtual void handleIncomplete
		(AssertionInfo const& info) = 0;
		virtual void handleNonExpr
		(AssertionInfo const& info,
			ResultWas::OfType resultType,
			AssertionReaction& reaction) = 0;

		virtual bool lastAssertionPassed() = 0;
		virtual void assertionPassed() = 0;

		// Deprecated, do not use:
		virtual std::string getCurrentTestName() const = 0;
		virtual const AssertionResult* getLastResult() const = 0;
		virtual void exceptionEarlyReported() = 0;
	};

	IResultCapture& getResultCapture();
}

// end catch_interfaces_capture.h
namespace Catch {

	struct TestFailureException {};
	struct AssertionResultData;
	struct IResultCapture;
	class RunContext;

	class LazyExpression {
		friend class AssertionHandler;
		friend struct AssertionStats;
		friend class RunContext;

		ITransientExpression const* m_transientExpression = nullptr;
		bool m_isNegated;
	public:
		LazyExpression(bool isNegated);
		LazyExpression(LazyExpression const& other);
		LazyExpression& operator = (LazyExpression const&) = delete;

		explicit operator bool() const;

		friend auto operator << (std::ostream& os, LazyExpression const& lazyExpr)->std::ostream&;
	};

	struct AssertionReaction {
		bool shouldDebugBreak = false;
		bool shouldThrow = false;
	};

	class AssertionHandler {
		AssertionInfo m_assertionInfo;
		AssertionReaction m_reaction;
		bool m_completed = false;
		IResultCapture& m_resultCapture;

	public:
		AssertionHandler
		(StringRef const& macroName,
			SourceLineInfo const& lineInfo,
			StringRef capturedExpression,
			ResultDisposition::Flags resultDisposition);
		~AssertionHandler() {
			if (!m_completed) {
				m_resultCapture.handleIncomplete(m_assertionInfo);
			}
		}

		template<typename T>
		void handleExpr(ExprLhs<T> const& expr) {
			handleExpr(expr.makeUnaryExpr());
		}
		void handleExpr(ITransientExpression const& expr);

		void handleMessage(ResultWas::OfType resultType, StringRef const& message);

		void handleExceptionThrownAsExpected();
		void handleUnexpectedExceptionNotThrown();
		void handleExceptionNotThrownAsExpected();
		void handleThrowingCallSkipped();
		void handleUnexpectedInflightException();

		void complete();
		void setCompleted();

		// query
		auto allowThrows() const -> bool;
	};

	void handleExceptionMatchExpr(AssertionHandler& handler, std::string const& str, StringRef const& matcherString);

} // namespace Catch

// end catch_assertionhandler.h
// start catch_message.h

#include <string>
#include <vector>

namespace Catch {

	struct MessageInfo {
		MessageInfo(StringRef const& _macroName,
			SourceLineInfo const& _lineInfo,
			ResultWas::OfType _type);

		StringRef macroName;
		std::string message;
		SourceLineInfo lineInfo;
		ResultWas::OfType type;
		unsigned int sequence;

		bool operator == (MessageInfo const& other) const;
		bool operator < (MessageInfo const& other) const;
	private:
		static unsigned int globalCount;
	};

	struct MessageStream {

		template<typename T>
		MessageStream& operator << (T const& value) {
			m_stream << value;
			return *this;
		}

		ReusableStringStream m_stream;
	};

	struct MessageBuilder : MessageStream {
		MessageBuilder(StringRef const& macroName,
			SourceLineInfo const& lineInfo,
			ResultWas::OfType type);

		template<typename T>
		MessageBuilder& operator << (T const& value) {
			m_stream << value;
			return *this;
		}

		MessageInfo m_info;
	};

	class ScopedMessage {
	public:
		explicit ScopedMessage(MessageBuilder const& builder);
		ScopedMessage(ScopedMessage& duplicate) = delete;
		ScopedMessage(ScopedMessage&& old);
		~ScopedMessage();

		MessageInfo m_info;
		bool m_moved;
	};

	class Capturer {
		std::vector<MessageInfo> m_messages;
		IResultCapture& m_resultCapture = getResultCapture();
		size_t m_captured = 0;
	public:
		Capturer(StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names);
		~Capturer();

		void captureValue(size_t index, std::string const& value);

		template<typename T>
		void captureValues(size_t index, T const& value) {
			captureValue(index, Catch::Detail::stringify(value));
		}

		template<typename T, typename... Ts>
		void captureValues(size_t index, T const& value, Ts const&... values) {
			captureValue(index, Catch::Detail::stringify(value));
			captureValues(index + 1, values...);
		}
	};

} // end namespace Catch

// end catch_message.h
#if !defined(CATCH_CONFIG_DISABLE)

#if !defined(CATCH_CONFIG_DISABLE_STRINGIFICATION)
#define CATCH_INTERNAL_STRINGIFY(...) #__VA_ARGS__
#else
#define CATCH_INTERNAL_STRINGIFY(...) "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION"
#endif

#if defined(CATCH_CONFIG_FAST_COMPILE) || defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)

///////////////////////////////////////////////////////////////////////////////
// Another way to speed-up compilation is to omit local try-catch for REQUIRE*
// macros.
#define INTERNAL_CATCH_TRY
#define INTERNAL_CATCH_CATCH( capturer )

#else // CATCH_CONFIG_FAST_COMPILE

#define INTERNAL_CATCH_TRY try
#define INTERNAL_CATCH_CATCH( handler ) catch(...) { handler.handleUnexpectedInflightException(); }

#endif

#define INTERNAL_CATCH_REACT( handler ) handler.complete();

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST( macroName, resultDisposition, ... ) \
    do { \
        CATCH_INTERNAL_IGNORE_BUT_WARN(__VA_ARGS__); \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
        INTERNAL_CATCH_TRY { \
            CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
            CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
            catchAssertionHandler.handleExpr( Catch::Decomposer() <= __VA_ARGS__ ); \
            CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( (void)0, (false) && static_cast<bool>( !!(__VA_ARGS__) ) )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_IF( macroName, resultDisposition, ... ) \
    INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
    if( Catch::getResultCapture().lastAssertionPassed() )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ELSE( macroName, resultDisposition, ... ) \
    INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
    if( !Catch::getResultCapture().lastAssertionPassed() )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_NO_THROW( macroName, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
        try { \
            static_cast<void>(__VA_ARGS__); \
            catchAssertionHandler.handleExceptionNotThrownAsExpected(); \
        } \
        catch( ... ) { \
            catchAssertionHandler.handleUnexpectedInflightException(); \
        } \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS( macroName, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleExceptionThrownAsExpected(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_AS( macroName, exceptionType, resultDisposition, expr ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(expr); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( exceptionType const& ) { \
                catchAssertionHandler.handleExceptionThrownAsExpected(); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleUnexpectedInflightException(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG( macroName, messageType, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::StringRef(), resultDisposition ); \
        catchAssertionHandler.handleMessage( messageType, ( Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop() ).m_stream.str() ); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_CAPTURE( varName, macroName, ... ) \
    auto varName = Catch::Capturer( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info, #__VA_ARGS__ ); \
    varName.captureValues( 0, __VA_ARGS__ )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_INFO( macroName, log ) \
    Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage )( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log );

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_UNSCOPED_INFO( macroName, log ) \
    Catch::getResultCapture().emplaceUnscopedMessage( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )

///////////////////////////////////////////////////////////////////////////////
// Although this is matcher-based, it can be used with just a string
#define INTERNAL_CATCH_THROWS_STR_MATCHES( macroName, resultDisposition, matcher, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( ... ) { \
                Catch::handleExceptionMatchExpr( catchAssertionHandler, matcher, #matcher##_catch_sr ); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

#endif // CATCH_CONFIG_DISABLE

// end catch_capture.hpp
// start catch_section.h

// start catch_section_info.h

// start catch_totals.h

#include <cstddef>

namespace Catch {

	struct Counts {
		Counts operator - (Counts const& other) const;
		Counts& operator += (Counts const& other);

		std::size_t total() const;
		bool allPassed() const;
		bool allOk() const;

		std::size_t passed = 0;
		std::size_t failed = 0;
		std::size_t failedButOk = 0;
	};

	struct Totals {

		Totals operator - (Totals const& other) const;
		Totals& operator += (Totals const& other);

		Totals delta(Totals const& prevTotals) const;

		int error = 0;
		Counts assertions;
		Counts testCases;
	};
}

// end catch_totals.h
#include <string>

namespace Catch {

	struct SectionInfo {
		SectionInfo
		(SourceLineInfo const& _lineInfo,
			std::string const& _name);

		// Deprecated
		SectionInfo
		(SourceLineInfo const& _lineInfo,
			std::string const& _name,
			std::string const&) : SectionInfo(_lineInfo, _name) {}

		std::string name;
		std::string description; // !Deprecated: this will always be empty
		SourceLineInfo lineInfo;
	};

	struct SectionEndInfo {
		SectionInfo sectionInfo;
		Counts prevAssertions;
		double durationInSeconds;
	};

} // end namespace Catch

// end catch_section_info.h
// start catch_timer.h

#include <cstdint>

namespace Catch {

	auto getCurrentNanosecondsSinceEpoch()->uint64_t;
	auto getEstimatedClockResolution()->uint64_t;

	class Timer {
		uint64_t m_nanoseconds = 0;
	public:
		void start();
		auto getElapsedNanoseconds() const->uint64_t;
		auto getElapsedMicroseconds() const->uint64_t;
		auto getElapsedMilliseconds() const -> unsigned int;
		auto getElapsedSeconds() const -> double;
	};

} // namespace Catch

// end catch_timer.h
#include <string>

namespace Catch {

	class Section : NonCopyable {
	public:
		Section(SectionInfo const& info);
		~Section();

		// This indicates whether the section should be executed or not
		explicit operator bool() const;

	private:
		SectionInfo m_info;

		std::string m_name;
		Counts m_assertions;
		bool m_sectionIncluded;
		Timer m_timer;
	};

} // end namespace Catch

#define INTERNAL_CATCH_SECTION( ... ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) ) \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#define INTERNAL_CATCH_DYNAMIC_SECTION( ... ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, (Catch::ReusableStringStream() << __VA_ARGS__).str() ) ) \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

// end catch_section.h
// start catch_interfaces_exception.h

// start catch_interfaces_registry_hub.h

#include <string>
#include <memory>

namespace Catch {

	class TestCase;
	struct ITestCaseRegistry;
	struct IExceptionTranslatorRegistry;
	struct IExceptionTranslator;
	struct IReporterRegistry;
	struct IReporterFactory;
	struct ITagAliasRegistry;
	struct IMutableEnumValuesRegistry;

	class StartupExceptionRegistry;

	using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;

	struct IRegistryHub {
		virtual ~IRegistryHub();

		virtual IReporterRegistry const& getReporterRegistry() const = 0;
		virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;
		virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0;
		virtual IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const = 0;

		virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0;
	};

	struct IMutableRegistryHub {
		virtual ~IMutableRegistryHub();
		virtual void registerReporter(std::string const& name, IReporterFactoryPtr const& factory) = 0;
		virtual void registerListener(IReporterFactoryPtr const& factory) = 0;
		virtual void registerTest(TestCase const& testInfo) = 0;
		virtual void registerTranslator(const IExceptionTranslator* translator) = 0;
		virtual void registerTagAlias(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo) = 0;
		virtual void registerStartupException() noexcept = 0;
		virtual IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() = 0;
	};

	IRegistryHub const& getRegistryHub();
	IMutableRegistryHub& getMutableRegistryHub();
	void cleanUp();
	std::string translateActiveException();

}

// end catch_interfaces_registry_hub.h
#if defined(CATCH_CONFIG_DISABLE)
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
        static std::string translatorName( signature )
#endif

#include <exception>
#include <string>
#include <vector>

namespace Catch {
	using exceptionTranslateFunction = std::string(*)();

	struct IExceptionTranslator;
	using ExceptionTranslators = std::vector<std::unique_ptr<IExceptionTranslator const>>;

	struct IExceptionTranslator {
		virtual ~IExceptionTranslator();
		virtual std::string translate(ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd) const = 0;
	};

	struct IExceptionTranslatorRegistry {
		virtual ~IExceptionTranslatorRegistry();

		virtual std::string translateActiveException() const = 0;
	};

	class ExceptionTranslatorRegistrar {
		template<typename T>
		class ExceptionTranslator : public IExceptionTranslator {
		public:

			ExceptionTranslator(std::string(*translateFunction)(T&))
				: m_translateFunction(translateFunction)
			{}

			std::string translate(ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd) const override {
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
				return "";
#else
				try {
					if (it == itEnd)
						std::rethrow_exception(std::current_exception());
					else
						return (*it)->translate(it + 1, itEnd);
				}
				catch (T& ex) {
					return m_translateFunction(ex);
				}
#endif
			}

		protected:
			std::string(*m_translateFunction)(T&);
		};

	public:
		template<typename T>
		ExceptionTranslatorRegistrar(std::string(*translateFunction)(T&)) {
			getMutableRegistryHub().registerTranslator
			(new ExceptionTranslator<T>(translateFunction));
		}
	};
}

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
    static std::string translatorName( signature ); \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
    namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
    static std::string translatorName( signature )

#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )

// end catch_interfaces_exception.h
// start catch_approx.h

#include <type_traits>

namespace Catch {
	namespace Detail {

		class Approx {
		private:
			bool equalityComparisonImpl(double other) const;
			// Validates the new margin (margin >= 0)
			// out-of-line to avoid including stdexcept in the header
			void setMargin(double margin);
			// Validates the new epsilon (0 < epsilon < 1)
			// out-of-line to avoid including stdexcept in the header
			void setEpsilon(double epsilon);

		public:
			explicit Approx(double value);

			static Approx custom();

			Approx operator-() const;

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			Approx operator()(T const& value) {
				Approx approx(static_cast<double>(value));
				approx.m_epsilon = m_epsilon;
				approx.m_margin = m_margin;
				approx.m_scale = m_scale;
				return approx;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			explicit Approx(T const& value) : Approx(static_cast<double>(value))
			{}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator == (const T& lhs, Approx const& rhs) {
				auto lhs_v = static_cast<double>(lhs);
				return rhs.equalityComparisonImpl(lhs_v);
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator == (Approx const& lhs, const T& rhs) {
				return operator==(rhs, lhs);
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator != (T const& lhs, Approx const& rhs) {
				return !operator==(lhs, rhs);
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator != (Approx const& lhs, T const& rhs) {
				return !operator==(rhs, lhs);
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator <= (T const& lhs, Approx const& rhs) {
				return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator <= (Approx const& lhs, T const& rhs) {
				return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator >= (T const& lhs, Approx const& rhs) {
				return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			friend bool operator >= (Approx const& lhs, T const& rhs) {
				return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			Approx& epsilon(T const& newEpsilon) {
				double epsilonAsDouble = static_cast<double>(newEpsilon);
				setEpsilon(epsilonAsDouble);
				return *this;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			Approx& margin(T const& newMargin) {
				double marginAsDouble = static_cast<double>(newMargin);
				setMargin(marginAsDouble);
				return *this;
			}

			template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
			Approx& scale(T const& newScale) {
				m_scale = static_cast<double>(newScale);
				return *this;
			}

			std::string toString() const;

		private:
			double m_epsilon;
			double m_margin;
			double m_scale;
			double m_value;
		};
	} // end namespace Detail

	namespace literals {
		Detail::Approx operator "" _a(long double val);
		Detail::Approx operator "" _a(unsigned long long val);
	} // end namespace literals

	template<>
	struct StringMaker<Catch::Detail::Approx> {
		static std::string convert(Catch::Detail::Approx const& value);
	};

} // end namespace Catch

// end catch_approx.h
// start catch_string_manip.h

#include <string>
#include <iosfwd>
#include <vector>

namespace Catch {

	bool startsWith(std::string const& s, std::string const& prefix);
	bool startsWith(std::string const& s, char prefix);
	bool endsWith(std::string const& s, std::string const& suffix);
	bool endsWith(std::string const& s, char suffix);
	bool contains(std::string const& s, std::string const& infix);
	void toLowerInPlace(std::string& s);
	std::string toLower(std::string const& s);
	//! Returns a new string without whitespace at the start/end
	std::string trim(std::string const& str);
	//! Returns a substring of the original ref without whitespace. Beware lifetimes!
	StringRef trim(StringRef ref);

	// !!! Be aware, returns refs into original string - make sure original string outlives them
	std::vector<StringRef> splitStringRef(StringRef str, char delimiter);
	bool replaceInPlace(std::string& str, std::string const& replaceThis, std::string const& withThis);

	struct pluralise {
		pluralise(std::size_t count, std::string const& label);

		friend std::ostream& operator << (std::ostream& os, pluralise const& pluraliser);

		std::size_t m_count;
		std::string m_label;
	};
}

// end catch_string_manip.h
#ifndef CATCH_CONFIG_DISABLE_MATCHERS
// start catch_capture_matchers.h

// start catch_matchers.h

#include <string>
#include <vector>

namespace Catch {
	namespace Matchers {
		namespace Impl {

			template<typename ArgT> struct MatchAllOf;
			template<typename ArgT> struct MatchAnyOf;
			template<typename ArgT> struct MatchNotOf;

			class MatcherUntypedBase {
			public:
				MatcherUntypedBase() = default;
				MatcherUntypedBase(MatcherUntypedBase const&) = default;
				MatcherUntypedBase& operator = (MatcherUntypedBase const&) = delete;
				std::string toString() const;

			protected:
				virtual ~MatcherUntypedBase();
				virtual std::string describe() const = 0;
				mutable std::string m_cachedToString;
			};

#ifdef __clang__
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wnon-virtual-dtor"
#endif

			template<typename ObjectT>
			struct MatcherMethod {
				virtual bool match(ObjectT const& arg) const = 0;
			};

#if defined(__OBJC__)
			// Hack to fix Catch GH issue #1661. Could use id for generic Object support.
			// use of const for Object pointers is very uncommon and under ARC it causes some kind of signature mismatch that breaks compilation
			template<>
			struct MatcherMethod<NSString*> {
				virtual bool match(NSString* arg) const = 0;
			};
#endif

#ifdef __clang__
#    pragma clang diagnostic pop
#endif

			template<typename T>
			struct MatcherBase : MatcherUntypedBase, MatcherMethod<T> {

				MatchAllOf<T> operator && (MatcherBase const& other) const;
				MatchAnyOf<T> operator || (MatcherBase const& other) const;
				MatchNotOf<T> operator ! () const;
			};

			template<typename ArgT>
			struct MatchAllOf : MatcherBase<ArgT> {
				bool match(ArgT const& arg) const override {
					for (auto matcher : m_matchers) {
						if (!matcher->match(arg))
							return false;
					}
					return true;
				}
				std::string describe() const override {
					std::string description;
					description.reserve(4 + m_matchers.size() * 32);
					description += "( ";
					bool first = true;
					for (auto matcher : m_matchers) {
						if (first)
							first = false;
						else
							description += " and ";
						description += matcher->toString();
					}
					description += " )";
					return description;
				}

				MatchAllOf<ArgT> operator && (MatcherBase<ArgT> const& other) {
					auto copy(*this);
					copy.m_matchers.push_back(&other);
					return copy;
				}

				std::vector<MatcherBase<ArgT> const*> m_matchers;
			};
			template<typename ArgT>
			struct MatchAnyOf : MatcherBase<ArgT> {

				bool match(ArgT const& arg) const override {
					for (auto matcher : m_matchers) {
						if (matcher->match(arg))
							return true;
					}
					return false;
				}
				std::string describe() const override {
					std::string description;
					description.reserve(4 + m_matchers.size() * 32);
					description += "( ";
					bool first = true;
					for (auto matcher : m_matchers) {
						if (first)
							first = false;
						else
							description += " or ";
						description += matcher->toString();
					}
					description += " )";
					return description;
				}

				MatchAnyOf<ArgT> operator || (MatcherBase<ArgT> const& other) {
					auto copy(*this);
					copy.m_matchers.push_back(&other);
					return copy;
				}

				std::vector<MatcherBase<ArgT> const*> m_matchers;
			};

			template<typename ArgT>
			struct MatchNotOf : MatcherBase<ArgT> {

				MatchNotOf(MatcherBase<ArgT> const& underlyingMatcher) : m_underlyingMatcher(underlyingMatcher) {}

				bool match(ArgT const& arg) const override {
					return !m_underlyingMatcher.match(arg);
				}

				std::string describe() const override {
					return "not " + m_underlyingMatcher.toString();
				}
				MatcherBase<ArgT> const& m_underlyingMatcher;
			};

			template<typename T>
			MatchAllOf<T> MatcherBase<T>::operator && (MatcherBase const& other) const {
				return MatchAllOf<T>() && *this && other;
			}
			template<typename T>
			MatchAnyOf<T> MatcherBase<T>::operator || (MatcherBase const& other) const {
				return MatchAnyOf<T>() || *this || other;
			}
			template<typename T>
			MatchNotOf<T> MatcherBase<T>::operator ! () const {
				return MatchNotOf<T>(*this);
			}

		} // namespace Impl

	} // namespace Matchers

	using namespace Matchers;
	using Matchers::Impl::MatcherBase;

} // namespace Catch

// end catch_matchers.h
// start catch_matchers_exception.hpp

namespace Catch {
	namespace Matchers {
		namespace Exception {

			class ExceptionMessageMatcher : public MatcherBase<std::exception> {
				std::string m_message;
			public:

				ExceptionMessageMatcher(std::string const& message) :
					m_message(message)
				{}

				bool match(std::exception const& ex) const override;

				std::string describe() const override;
			};

		} // namespace Exception

		Exception::ExceptionMessageMatcher Message(std::string const& message);

	} // namespace Matchers
} // namespace Catch

// end catch_matchers_exception.hpp
// start catch_matchers_floating.h

namespace Catch {
	namespace Matchers {

		namespace Floating {

			enum class FloatingPointKind : uint8_t;

			struct WithinAbsMatcher : MatcherBase<double> {
				WithinAbsMatcher(double target, double margin);
				bool match(double const& matchee) const override;
				std::string describe() const override;
			private:
				double m_target;
				double m_margin;
			};

			struct WithinUlpsMatcher : MatcherBase<double> {
				WithinUlpsMatcher(double target, uint64_t ulps, FloatingPointKind baseType);
				bool match(double const& matchee) const override;
				std::string describe() const override;
			private:
				double m_target;
				uint64_t m_ulps;
				FloatingPointKind m_type;
			};

			// Given IEEE-754 format for floats and doubles, we can assume
			// that float -> double promotion is lossless. Given this, we can
			// assume that if we do the standard relative comparison of
			// |lhs - rhs| <= epsilon * max(fabs(lhs), fabs(rhs)), then we get
			// the same result if we do this for floats, as if we do this for
			// doubles that were promoted from floats.
			struct WithinRelMatcher : MatcherBase<double> {
				WithinRelMatcher(double target, double epsilon);
				bool match(double const& matchee) const override;
				std::string describe() const override;
			private:
				double m_target;
				double m_epsilon;
			};

		} // namespace Floating

		// The following functions create the actual matcher objects.
		// This allows the types to be inferred
		Floating::WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff);
		Floating::WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff);
		Floating::WithinAbsMatcher WithinAbs(double target, double margin);
		Floating::WithinRelMatcher WithinRel(double target, double eps);
		// defaults epsilon to 100*numeric_limits<double>::epsilon()
		Floating::WithinRelMatcher WithinRel(double target);
		Floating::WithinRelMatcher WithinRel(float target, float eps);
		// defaults epsilon to 100*numeric_limits<float>::epsilon()
		Floating::WithinRelMatcher WithinRel(float target);

	} // namespace Matchers
} // namespace Catch

// end catch_matchers_floating.h
// start catch_matchers_generic.hpp

#include <functional>
#include <string>

namespace Catch {
	namespace Matchers {
		namespace Generic {

			namespace Detail {
				std::string finalizeDescription(const std::string& desc);
			}

			template <typename T>
			class PredicateMatcher : public MatcherBase<T> {
				std::function<bool(T const&)> m_predicate;
				std::string m_description;
			public:

				PredicateMatcher(std::function<bool(T const&)> const& elem, std::string const& descr)
					:m_predicate(std::move(elem)),
					m_description(Detail::finalizeDescription(descr))
				{}

				bool match(T const& item) const override {
					return m_predicate(item);
				}

				std::string describe() const override {
					return m_description;
				}
			};

		} // namespace Generic

			// The following functions create the actual matcher objects.
			// The user has to explicitly specify type to the function, because
			// inferring std::function<bool(T const&)> is hard (but possible) and
			// requires a lot of TMP.
		template<typename T>
		Generic::PredicateMatcher<T> Predicate(std::function<bool(T const&)> const& predicate, std::string const& description = "") {
			return Generic::PredicateMatcher<T>(predicate, description);
		}

	} // namespace Matchers
} // namespace Catch

// end catch_matchers_generic.hpp
// start catch_matchers_string.h

#include <string>

namespace Catch {
	namespace Matchers {

		namespace StdString {

			struct CasedString
			{
				CasedString(std::string const& str, CaseSensitive::Choice caseSensitivity);
				std::string adjustString(std::string const& str) const;
				std::string caseSensitivitySuffix() const;

				CaseSensitive::Choice m_caseSensitivity;
				std::string m_str;
			};

			struct StringMatcherBase : MatcherBase<std::string> {
				StringMatcherBase(std::string const& operation, CasedString const& comparator);
				std::string describe() const override;

				CasedString m_comparator;
				std::string m_operation;
			};

			struct EqualsMatcher : StringMatcherBase {
				EqualsMatcher(CasedString const& comparator);
				bool match(std::string const& source) const override;
			};
			struct ContainsMatcher : StringMatcherBase {
				ContainsMatcher(CasedString const& comparator);
				bool match(std::string const& source) const override;
			};
			struct StartsWithMatcher : StringMatcherBase {
				StartsWithMatcher(CasedString const& comparator);
				bool match(std::string const& source) const override;
			};
			struct EndsWithMatcher : StringMatcherBase {
				EndsWithMatcher(CasedString const& comparator);
				bool match(std::string const& source) const override;
			};

			struct RegexMatcher : MatcherBase<std::string> {
				RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity);
				bool match(std::string const& matchee) const override;
				std::string describe() const override;

			private:
				std::string m_regex;
				CaseSensitive::Choice m_caseSensitivity;
			};

		} // namespace StdString

		// The following functions create the actual matcher objects.
		// This allows the types to be inferred

		StdString::EqualsMatcher Equals(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
		StdString::ContainsMatcher Contains(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
		StdString::EndsWithMatcher EndsWith(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
		StdString::StartsWithMatcher StartsWith(std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);
		StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes);

	} // namespace Matchers
} // namespace Catch

// end catch_matchers_string.h
// start catch_matchers_vector.h

#include <algorithm>

namespace Catch {
	namespace Matchers {

		namespace Vector {
			template<typename T, typename Alloc>
			struct ContainsElementMatcher : MatcherBase<std::vector<T, Alloc>> {

				ContainsElementMatcher(T const& comparator) : m_comparator(comparator) {}

				bool match(std::vector<T, Alloc> const& v) const override {
					for (auto const& el : v) {
						if (el == m_comparator) {
							return true;
						}
					}
					return false;
				}

				std::string describe() const override {
					return "Contains: " + ::Catch::Detail::stringify(m_comparator);
				}

				T const& m_comparator;
			};

			template<typename T, typename AllocComp, typename AllocMatch>
			struct ContainsMatcher : MatcherBase<std::vector<T, AllocMatch>> {

				ContainsMatcher(std::vector<T, AllocComp> const& comparator) : m_comparator(comparator) {}

				bool match(std::vector<T, AllocMatch> const& v) const override {
					// !TBD: see note in EqualsMatcher
					if (m_comparator.size() > v.size())
						return false;
					for (auto const& comparator : m_comparator) {
						auto present = false;
						for (const auto& el : v) {
							if (el == comparator) {
								present = true;
								break;
							}
						}
						if (!present) {
							return false;
						}
					}
					return true;
				}
				std::string describe() const override {
					return "Contains: " + ::Catch::Detail::stringify(m_comparator);
				}

				std::vector<T, AllocComp> const& m_comparator;
			};

			template<typename T, typename AllocComp, typename AllocMatch>
			struct EqualsMatcher : MatcherBase<std::vector<T, AllocMatch>> {

				EqualsMatcher(std::vector<T, AllocComp> const& comparator) : m_comparator(comparator) {}

				bool match(std::vector<T, AllocMatch> const& v) const override {
					// !TBD: This currently works if all elements can be compared using !=
					// - a more general approach would be via a compare template that defaults
					// to using !=. but could be specialised for, e.g. std::vector<T, Alloc> etc
					// - then just call that directly
					if (m_comparator.size() != v.size())
						return false;
					for (std::size_t i = 0; i < v.size(); ++i)
						if (m_comparator[i] != v[i])
							return false;
					return true;
				}
				std::string describe() const override {
					return "Equals: " + ::Catch::Detail::stringify(m_comparator);
				}
				std::vector<T, AllocComp> const& m_comparator;
			};

			template<typename T, typename AllocComp, typename AllocMatch>
			struct ApproxMatcher : MatcherBase<std::vector<T, AllocMatch>> {

				ApproxMatcher(std::vector<T, AllocComp> const& comparator) : m_comparator(comparator) {}

				bool match(std::vector<T, AllocMatch> const& v) const override {
					if (m_comparator.size() != v.size())
						return false;
					for (std::size_t i = 0; i < v.size(); ++i)
						if (m_comparator[i] != approx(v[i]))
							return false;
					return true;
				}
				std::string describe() const override {
					return "is approx: " + ::Catch::Detail::stringify(m_comparator);
				}
				template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
				ApproxMatcher& epsilon(T const& newEpsilon) {
					approx.epsilon(newEpsilon);
					return *this;
				}
				template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
				ApproxMatcher& margin(T const& newMargin) {
					approx.margin(newMargin);
					return *this;
				}
				template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
				ApproxMatcher& scale(T const& newScale) {
					approx.scale(newScale);
					return *this;
				}

				std::vector<T, AllocComp> const& m_comparator;
				mutable Catch::Detail::Approx approx = Catch::Detail::Approx::custom();
			};

			template<typename T, typename AllocComp, typename AllocMatch>
			struct UnorderedEqualsMatcher : MatcherBase<std::vector<T, AllocMatch>> {
				UnorderedEqualsMatcher(std::vector<T, AllocComp> const& target) : m_target(target) {}
				bool match(std::vector<T, AllocMatch> const& vec) const override {
					if (m_target.size() != vec.size()) {
						return false;
					}
					return std::is_permutation(m_target.begin(), m_target.end(), vec.begin());
				}

				std::string describe() const override {
					return "UnorderedEquals: " + ::Catch::Detail::stringify(m_target);
				}
			private:
				std::vector<T, AllocComp> const& m_target;
			};

		} // namespace Vector

		// The following functions create the actual matcher objects.
		// This allows the types to be inferred

		template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
		Vector::ContainsMatcher<T, AllocComp, AllocMatch> Contains(std::vector<T, AllocComp> const& comparator) {
			return Vector::ContainsMatcher<T, AllocComp, AllocMatch>(comparator);
		}

		template<typename T, typename Alloc = std::allocator<T>>
		Vector::ContainsElementMatcher<T, Alloc> VectorContains(T const& comparator) {
			return Vector::ContainsElementMatcher<T, Alloc>(comparator);
		}

		template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
		Vector::EqualsMatcher<T, AllocComp, AllocMatch> Equals(std::vector<T, AllocComp> const& comparator) {
			return Vector::EqualsMatcher<T, AllocComp, AllocMatch>(comparator);
		}

		template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
		Vector::ApproxMatcher<T, AllocComp, AllocMatch> Approx(std::vector<T, AllocComp> const& comparator) {
			return Vector::ApproxMatcher<T, AllocComp, AllocMatch>(comparator);
		}

		template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
		Vector::UnorderedEqualsMatcher<T, AllocComp, AllocMatch> UnorderedEquals(std::vector<T, AllocComp> const& target) {
			return Vector::UnorderedEqualsMatcher<T, AllocComp, AllocMatch>(target);
		}

	} // namespace Matchers
} // namespace Catch

// end catch_matchers_vector.h
namespace Catch {

	template<typename ArgT, typename MatcherT>
	class MatchExpr : public ITransientExpression {
		ArgT const& m_arg;
		MatcherT m_matcher;
		StringRef m_matcherString;
	public:
		MatchExpr(ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString)
			: ITransientExpression{ true, matcher.match(arg) },
			m_arg(arg),
			m_matcher(matcher),
			m_matcherString(matcherString)
		{}

		void streamReconstructedExpression(std::ostream& os) const override {
			auto matcherAsString = m_matcher.toString();
			os << Catch::Detail::stringify(m_arg) << ' ';
			if (matcherAsString == Detail::unprintableString)
				os << m_matcherString;
			else
				os << matcherAsString;
		}
	};

	using StringMatcher = Matchers::Impl::MatcherBase<std::string>;

	void handleExceptionMatchExpr(AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString);

	template<typename ArgT, typename MatcherT>
	auto makeMatchExpr(ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString) -> MatchExpr<ArgT, MatcherT> {
		return MatchExpr<ArgT, MatcherT>(arg, matcher, matcherString);
	}

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CHECK_THAT( macroName, matcher, resultDisposition, arg ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(arg) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        INTERNAL_CATCH_TRY { \
            catchAssertionHandler.handleExpr( Catch::makeMatchExpr( arg, matcher, #matcher##_catch_sr ) ); \
        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_MATCHES( macroName, exceptionType, resultDisposition, matcher, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(exceptionType) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__ ); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( exceptionType const& ex ) { \
                catchAssertionHandler.handleExpr( Catch::makeMatchExpr( ex, matcher, #matcher##_catch_sr ) ); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleUnexpectedInflightException(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

// end catch_capture_matchers.h
#endif
// start catch_generators.hpp

// start catch_interfaces_generatortracker.h


#include <memory>

namespace Catch {

	namespace Generators {
		class GeneratorUntypedBase {
		public:
			GeneratorUntypedBase() = default;
			virtual ~GeneratorUntypedBase();
			// Attempts to move the generator to the next element
			 //
			 // Returns true iff the move succeeded (and a valid element
			 // can be retrieved).
			virtual bool next() = 0;
		};
		using GeneratorBasePtr = std::unique_ptr<GeneratorUntypedBase>;

	} // namespace Generators

	struct IGeneratorTracker {
		virtual ~IGeneratorTracker();
		virtual auto hasGenerator() const -> bool = 0;
		virtual auto getGenerator() const->Generators::GeneratorBasePtr const& = 0;
		virtual void setGenerator(Generators::GeneratorBasePtr&& generator) = 0;
	};

} // namespace Catch

// end catch_interfaces_generatortracker.h
// start catch_enforce.h

#include <exception>

namespace Catch {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	template <typename Ex>
	[[noreturn]]
	void throw_exception(Ex const& e) {
		throw e;
	}
#else // ^^ Exceptions are enabled //  Exceptions are disabled vv
	[[noreturn]]
	void throw_exception(std::exception const& e);
#endif

	[[noreturn]]
	void throw_logic_error(std::string const& msg);
	[[noreturn]]
	void throw_domain_error(std::string const& msg);
	[[noreturn]]
	void throw_runtime_error(std::string const& msg);

} // namespace Catch;

#define CATCH_MAKE_MSG(...) \
    (Catch::ReusableStringStream() << __VA_ARGS__).str()

#define CATCH_INTERNAL_ERROR(...) \
    Catch::throw_logic_error(CATCH_MAKE_MSG( CATCH_INTERNAL_LINEINFO << ": Internal Catch2 error: " << __VA_ARGS__))

#define CATCH_ERROR(...) \
    Catch::throw_domain_error(CATCH_MAKE_MSG( __VA_ARGS__ ))

#define CATCH_RUNTIME_ERROR(...) \
    Catch::throw_runtime_error(CATCH_MAKE_MSG( __VA_ARGS__ ))

#define CATCH_ENFORCE( condition, ... ) \
    do{ if( !(condition) ) CATCH_ERROR( __VA_ARGS__ ); } while(false)

// end catch_enforce.h
#include <memory>
#include <vector>
#include <cassert>

#include <utility>
#include <exception>

namespace Catch {

	class GeneratorException : public std::exception {
		const char* const m_msg = "";

	public:
		GeneratorException(const char* msg) :
			m_msg(msg)
		{}

		const char* what() const noexcept override final;
	};

	namespace Generators {

		// !TBD move this into its own location?
		namespace pf {
			template<typename T, typename... Args>
			std::unique_ptr<T> make_unique(Args&&... args) {
				return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
			}
		}

		template<typename T>
		struct IGenerator : GeneratorUntypedBase {
			virtual ~IGenerator() = default;

			// Returns the current element of the generator
			//
			// \Precondition The generator is either freshly constructed,
			// or the last call to `next()` returned true
			virtual T const& get() const = 0;
			using type = T;
		};

		template<typename T>
		class SingleValueGenerator final : public IGenerator<T> {
			T m_value;
		public:
			SingleValueGenerator(T&& value) : m_value(std::move(value)) {}

			T const& get() const override {
				return m_value;
			}
			bool next() override {
				return false;
			}
		};

		template<typename T>
		class FixedValuesGenerator final : public IGenerator<T> {
			static_assert(!std::is_same<T, bool>::value,
				"FixedValuesGenerator does not support bools because of std::vector<bool>"
				"specialization, use SingleValue Generator instead.");
			std::vector<T> m_values;
			size_t m_idx = 0;
		public:
			FixedValuesGenerator(std::initializer_list<T> values) : m_values(values) {}

			T const& get() const override {
				return m_values[m_idx];
			}
			bool next() override {
				++m_idx;
				return m_idx < m_values.size();
			}
		};

		template <typename T>
		class GeneratorWrapper final {
			std::unique_ptr<IGenerator<T>> m_generator;
		public:
			GeneratorWrapper(std::unique_ptr<IGenerator<T>> generator) :
				m_generator(std::move(generator))
			{}
			T const& get() const {
				return m_generator->get();
			}
			bool next() {
				return m_generator->next();
			}
		};

		template <typename T>
		GeneratorWrapper<T> value(T&& value) {
			return GeneratorWrapper<T>(pf::make_unique<SingleValueGenerator<T>>(std::forward<T>(value)));
		}
		template <typename T>
		GeneratorWrapper<T> values(std::initializer_list<T> values) {
			return GeneratorWrapper<T>(pf::make_unique<FixedValuesGenerator<T>>(values));
		}

		template<typename T>
		class Generators : public IGenerator<T> {
			std::vector<GeneratorWrapper<T>> m_generators;
			size_t m_current = 0;

			void populate(GeneratorWrapper<T>&& generator) {
				m_generators.emplace_back(std::move(generator));
			}
			void populate(T&& val) {
				m_generators.emplace_back(value(std::forward<T>(val)));
			}
			template<typename U>
			void populate(U&& val) {
				populate(T(std::forward<U>(val)));
			}
			template<typename U, typename... Gs>
			void populate(U&& valueOrGenerator, Gs &&... moreGenerators) {
				populate(std::forward<U>(valueOrGenerator));
				populate(std::forward<Gs>(moreGenerators)...);
			}

		public:
			template <typename... Gs>
			Generators(Gs &&... moreGenerators) {
				m_generators.reserve(sizeof...(Gs));
				populate(std::forward<Gs>(moreGenerators)...);
			}

			T const& get() const override {
				return m_generators[m_current].get();
			}

			bool next() override {
				if (m_current >= m_generators.size()) {
					return false;
				}
				const bool current_status = m_generators[m_current].next();
				if (!current_status) {
					++m_current;
				}
				return m_current < m_generators.size();
			}
		};

		template<typename... Ts>
		GeneratorWrapper<std::tuple<Ts...>> table(std::initializer_list<std::tuple<typename std::decay<Ts>::type...>> tuples) {
			return values<std::tuple<Ts...>>(tuples);
		}

		// Tag type to signal that a generator sequence should convert arguments to a specific type
		template <typename T>
		struct as {};

		template<typename T, typename... Gs>
		auto makeGenerators(GeneratorWrapper<T>&& generator, Gs &&... moreGenerators) -> Generators<T> {
			return Generators<T>(std::move(generator), std::forward<Gs>(moreGenerators)...);
		}
		template<typename T>
		auto makeGenerators(GeneratorWrapper<T>&& generator) -> Generators<T> {
			return Generators<T>(std::move(generator));
		}
		template<typename T, typename... Gs>
		auto makeGenerators(T&& val, Gs &&... moreGenerators) -> Generators<T> {
			return makeGenerators(value(std::forward<T>(val)), std::forward<Gs>(moreGenerators)...);
		}
		template<typename T, typename U, typename... Gs>
		auto makeGenerators(as<T>, U&& val, Gs &&... moreGenerators) -> Generators<T> {
			return makeGenerators(value(T(std::forward<U>(val))), std::forward<Gs>(moreGenerators)...);
		}

		auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo)->IGeneratorTracker&;

		template<typename L>
		// Note: The type after -> is weird, because VS2015 cannot parse
		//       the expression used in the typedef inside, when it is in
		//       return type. Yeah.
		auto generate(StringRef generatorName, SourceLineInfo const& lineInfo, L const& generatorExpression) -> decltype(std::declval<decltype(generatorExpression())>().get()) {
			using UnderlyingType = typename decltype(generatorExpression())::type;

			IGeneratorTracker& tracker = acquireGeneratorTracker(generatorName, lineInfo);
			if (!tracker.hasGenerator()) {
				tracker.setGenerator(pf::make_unique<Generators<UnderlyingType>>(generatorExpression()));
			}

			auto const& generator = static_cast<IGenerator<UnderlyingType> const&>(*tracker.getGenerator());
			return generator.get();
		}

	} // namespace Generators
} // namespace Catch

#define GENERATE( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [ ]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_COPY( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [=]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_REF( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [&]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)

// end catch_generators.hpp
// start catch_generators_generic.hpp

namespace Catch {
	namespace Generators {

		template <typename T>
		class TakeGenerator : public IGenerator<T> {
			GeneratorWrapper<T> m_generator;
			size_t m_returned = 0;
			size_t m_target;
		public:
			TakeGenerator(size_t target, GeneratorWrapper<T>&& generator) :
				m_generator(std::move(generator)),
				m_target(target)
			{
				assert(target != 0 && "Empty generators are not allowed");
			}
			T const& get() const override {
				return m_generator.get();
			}
			bool next() override {
				++m_returned;
				if (m_returned >= m_target) {
					return false;
				}

				const auto success = m_generator.next();
				// If the underlying generator does not contain enough values
				// then we cut short as well
				if (!success) {
					m_returned = m_target;
				}
				return success;
			}
		};

		template <typename T>
		GeneratorWrapper<T> take(size_t target, GeneratorWrapper<T>&& generator) {
			return GeneratorWrapper<T>(pf::make_unique<TakeGenerator<T>>(target, std::move(generator)));
		}

		template <typename T, typename Predicate>
		class FilterGenerator : public IGenerator<T> {
			GeneratorWrapper<T> m_generator;
			Predicate m_predicate;
		public:
			template <typename P = Predicate>
			FilterGenerator(P&& pred, GeneratorWrapper<T>&& generator) :
				m_generator(std::move(generator)),
				m_predicate(std::forward<P>(pred))
			{
				if (!m_predicate(m_generator.get())) {
					// It might happen that there are no values that pass the
					// filter. In that case we throw an exception.
					auto has_initial_value = next();
					if (!has_initial_value) {
						Catch::throw_exception(GeneratorException("No valid value found in filtered generator"));
					}
				}
			}

			T const& get() const override {
				return m_generator.get();
			}

			bool next() override {
				bool success = m_generator.next();
				if (!success) {
					return false;
				}
				while (!m_predicate(m_generator.get()) && (success = m_generator.next()) == true);
				return success;
			}
		};

		template <typename T, typename Predicate>
		GeneratorWrapper<T> filter(Predicate&& pred, GeneratorWrapper<T>&& generator) {
			return GeneratorWrapper<T>(std::unique_ptr<IGenerator<T>>(pf::make_unique<FilterGenerator<T, Predicate>>(std::forward<Predicate>(pred), std::move(generator))));
		}

		template <typename T>
		class RepeatGenerator : public IGenerator<T> {
			static_assert(!std::is_same<T, bool>::value,
				"RepeatGenerator currently does not support bools"
				"because of std::vector<bool> specialization");
			GeneratorWrapper<T> m_generator;
			mutable std::vector<T> m_returned;
			size_t m_target_repeats;
			size_t m_current_repeat = 0;
			size_t m_repeat_index = 0;
		public:
			RepeatGenerator(size_t repeats, GeneratorWrapper<T>&& generator) :
				m_generator(std::move(generator)),
				m_target_repeats(repeats)
			{
				assert(m_target_repeats > 0 && "Repeat generator must repeat at least once");
			}

			T const& get() const override {
				if (m_current_repeat == 0) {
					m_returned.push_back(m_generator.get());
					return m_returned.back();
				}
				return m_returned[m_repeat_index];
			}

			bool next() override {
				// There are 2 basic cases:
				// 1) We are still reading the generator
				// 2) We are reading our own cache

				// In the first case, we need to poke the underlying generator.
				// If it happily moves, we are left in that state, otherwise it is time to start reading from our cache
				if (m_current_repeat == 0) {
					const auto success = m_generator.next();
					if (!success) {
						++m_current_repeat;
					}
					return m_current_repeat < m_target_repeats;
				}

				// In the second case, we need to move indices forward and check that we haven't run up against the end
				++m_repeat_index;
				if (m_repeat_index == m_returned.size()) {
					m_repeat_index = 0;
					++m_current_repeat;
				}
				return m_current_repeat < m_target_repeats;
			}
		};

		template <typename T>
		GeneratorWrapper<T> repeat(size_t repeats, GeneratorWrapper<T>&& generator) {
			return GeneratorWrapper<T>(pf::make_unique<RepeatGenerator<T>>(repeats, std::move(generator)));
		}

		template <typename T, typename U, typename Func>
		class MapGenerator : public IGenerator<T> {
			// TBD: provide static assert for mapping function, for friendly error message
			GeneratorWrapper<U> m_generator;
			Func m_function;
			// To avoid returning dangling reference, we have to save the values
			T m_cache;
		public:
			template <typename F2 = Func>
			MapGenerator(F2&& function, GeneratorWrapper<U>&& generator) :
				m_generator(std::move(generator)),
				m_function(std::forward<F2>(function)),
				m_cache(m_function(m_generator.get()))
			{}

			T const& get() const override {
				return m_cache;
			}
			bool next() override {
				const auto success = m_generator.next();
				if (success) {
					m_cache = m_function(m_generator.get());
				}
				return success;
			}
		};

		template <typename Func, typename U, typename T = FunctionReturnType<Func, U>>
		GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
			return GeneratorWrapper<T>(
				pf::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
				);
		}

		template <typename T, typename U, typename Func>
		GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
			return GeneratorWrapper<T>(
				pf::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
				);
		}

		template <typename T>
		class ChunkGenerator final : public IGenerator<std::vector<T>> {
			std::vector<T> m_chunk;
			size_t m_chunk_size;
			GeneratorWrapper<T> m_generator;
			bool m_used_up = false;
		public:
			ChunkGenerator(size_t size, GeneratorWrapper<T> generator) :
				m_chunk_size(size), m_generator(std::move(generator))
			{
				m_chunk.reserve(m_chunk_size);
				if (m_chunk_size != 0) {
					m_chunk.push_back(m_generator.get());
					for (size_t i = 1; i < m_chunk_size; ++i) {
						if (!m_generator.next()) {
							Catch::throw_exception(GeneratorException("Not enough values to initialize the first chunk"));
						}
						m_chunk.push_back(m_generator.get());
					}
				}
			}
			std::vector<T> const& get() const override {
				return m_chunk;
			}
			bool next() override {
				m_chunk.clear();
				for (size_t idx = 0; idx < m_chunk_size; ++idx) {
					if (!m_generator.next()) {
						return false;
					}
					m_chunk.push_back(m_generator.get());
				}
				return true;
			}
		};

		template <typename T>
		GeneratorWrapper<std::vector<T>> chunk(size_t size, GeneratorWrapper<T>&& generator) {
			return GeneratorWrapper<std::vector<T>>(
				pf::make_unique<ChunkGenerator<T>>(size, std::move(generator))
				);
		}

	} // namespace Generators
} // namespace Catch

// end catch_generators_generic.hpp
// start catch_generators_specific.hpp

// start catch_context.h

#include <memory>

namespace Catch {

	struct IResultCapture;
	struct IRunner;
	struct IConfig;
	struct IMutableContext;

	using IConfigPtr = std::shared_ptr<IConfig const>;

	struct IContext
	{
		virtual ~IContext();

		virtual IResultCapture* getResultCapture() = 0;
		virtual IRunner* getRunner() = 0;
		virtual IConfigPtr const& getConfig() const = 0;
	};

	struct IMutableContext : IContext
	{
		virtual ~IMutableContext();
		virtual void setResultCapture(IResultCapture* resultCapture) = 0;
		virtual void setRunner(IRunner* runner) = 0;
		virtual void setConfig(IConfigPtr const& config) = 0;

	private:
		static IMutableContext* currentContext;
		friend IMutableContext& getCurrentMutableContext();
		friend void cleanUpContext();
		static void createContext();
	};

	inline IMutableContext& getCurrentMutableContext()
	{
		if (!IMutableContext::currentContext)
			IMutableContext::createContext();
		// NOLINTNEXTLINE(clang-analyzer-core.uninitialized.UndefReturn)
		return *IMutableContext::currentContext;
	}

	inline IContext& getCurrentContext()
	{
		return getCurrentMutableContext();
	}

	void cleanUpContext();

	class SimplePcg32;
	SimplePcg32& rng();
}

// end catch_context.h
// start catch_interfaces_config.h

// start catch_option.hpp

namespace Catch {

	// An optional type
	template<typename T>
	class Option {
	public:
		Option() : nullableValue(nullptr) {}
		Option(T const& _value)
			: nullableValue(new(storage) T(_value))
		{}
		Option(Option const& _other)
			: nullableValue(_other ? new(storage) T(*_other) : nullptr)
		{}

		~Option() {
			reset();
		}

		Option& operator= (Option const& _other) {
			if (&_other != this) {
				reset();
				if (_other)
					nullableValue = new(storage) T(*_other);
			}
			return *this;
		}
		Option& operator = (T const& _value) {
			reset();
			nullableValue = new(storage) T(_value);
			return *this;
		}

		void reset() {
			if (nullableValue)
				nullableValue->~T();
			nullableValue = nullptr;
		}

		T& operator*() { return *nullableValue; }
		T const& operator*() const { return *nullableValue; }
		T* operator->() { return nullableValue; }
		const T* operator->() const { return nullableValue; }

		T valueOr(T const& defaultValue) const {
			return nullableValue ? *nullableValue : defaultValue;
		}

		bool some() const { return nullableValue != nullptr; }
		bool none() const { return nullableValue == nullptr; }

		bool operator !() const { return nullableValue == nullptr; }
		explicit operator bool() const {
			return some();
		}

	private:
		T* nullableValue;
		alignas(alignof(T)) char storage[sizeof(T)];
	};

} // end namespace Catch

// end catch_option.hpp
#include <chrono>
#include <iosfwd>
#include <string>
#include <vector>
#include <memory>

namespace Catch {

	enum class Verbosity {
		Quiet = 0,
		Normal,
		High
	};

	struct WarnAbout {
		enum What {
			Nothing = 0x00,
			NoAssertions = 0x01,
			NoTests = 0x02
		};
	};

	struct ShowDurations {
		enum OrNot {
			DefaultForReporter,
			Always,
			Never
		};
	};
	struct RunTests {
		enum InWhatOrder {
			InDeclarationOrder,
			InLexicographicalOrder,
			InRandomOrder
		};
	};
	struct UseColour {
		enum YesOrNo {
			Auto,
			Yes,
			No
		};
	};
	struct WaitForKeypress {
		enum When {
			Never,
			BeforeStart = 1,
			BeforeExit = 2,
			BeforeStartAndExit = BeforeStart | BeforeExit
		};
	};

	class TestSpec;

	struct IConfig : NonCopyable {

		virtual ~IConfig();

		virtual bool allowThrows() const = 0;
		virtual std::ostream& stream() const = 0;
		virtual std::string name() const = 0;
		virtual bool includeSuccessfulResults() const = 0;
		virtual bool shouldDebugBreak() const = 0;
		virtual bool warnAboutMissingAssertions() const = 0;
		virtual bool warnAboutNoTests() const = 0;
		virtual int abortAfter() const = 0;
		virtual bool showInvisibles() const = 0;
		virtual ShowDurations::OrNot showDurations() const = 0;
		virtual double minDuration() const = 0;
		virtual TestSpec const& testSpec() const = 0;
		virtual bool hasTestFilters() const = 0;
		virtual std::vector<std::string> const& getTestsOrTags() const = 0;
		virtual RunTests::InWhatOrder runOrder() const = 0;
		virtual unsigned int rngSeed() const = 0;
		virtual UseColour::YesOrNo useColour() const = 0;
		virtual std::vector<std::string> const& getSectionsToRun() const = 0;
		virtual Verbosity verbosity() const = 0;

		virtual bool benchmarkNoAnalysis() const = 0;
		virtual int benchmarkSamples() const = 0;
		virtual double benchmarkConfidenceInterval() const = 0;
		virtual unsigned int benchmarkResamples() const = 0;
		virtual std::chrono::milliseconds benchmarkWarmupTime() const = 0;
	};

	using IConfigPtr = std::shared_ptr<IConfig const>;
}

// end catch_interfaces_config.h
// start catch_random_number_generator.h

#include <cstdint>

namespace Catch {

	// This is a simple implementation of C++11 Uniform Random Number
	// Generator. It does not provide all operators, because Catch2
	// does not use it, but it should behave as expected inside stdlib's
	// distributions.
	// The implementation is based on the PCG family (http://pcg-random.org)
	class SimplePcg32 {
		using state_type = std::uint64_t;
	public:
		using result_type = std::uint32_t;
		static constexpr result_type(min)() {
			return 0;
		}
		static constexpr result_type(max)() {
			return static_cast<result_type>(-1);
		}

		// Provide some default initial state for the default constructor
		SimplePcg32() :SimplePcg32(0xed743cc4U) {}

		explicit SimplePcg32(result_type seed_);

		void seed(result_type seed_);
		void discard(uint64_t skip);

		result_type operator()();

	private:
		friend bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs);
		friend bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs);

		// In theory we also need operator<< and operator>>
		// In practice we do not use them, so we will skip them for now

		std::uint64_t m_state;
		// This part of the state determines which "stream" of the numbers
		// is chosen -- we take it as a constant for Catch2, so we only
		// need to deal with seeding the main state.
		// Picked by reading 8 bytes from `/dev/random` :-)
		static const std::uint64_t s_inc = (0x13ed0cc53f939476ULL << 1ULL) | 1ULL;
	};

} // end namespace Catch

// end catch_random_number_generator.h
#include <random>

namespace Catch {
	namespace Generators {

		template <typename Float>
		class RandomFloatingGenerator final : public IGenerator<Float> {
			Catch::SimplePcg32& m_rng;
			std::uniform_real_distribution<Float> m_dist;
			Float m_current_number;
		public:

			RandomFloatingGenerator(Float a, Float b) :
				m_rng(rng()),
				m_dist(a, b) {
				static_cast<void>(next());
			}

			Float const& get() const override {
				return m_current_number;
			}
			bool next() override {
				m_current_number = m_dist(m_rng);
				return true;
			}
		};

		template <typename Integer>
		class RandomIntegerGenerator final : public IGenerator<Integer> {
			Catch::SimplePcg32& m_rng;
			std::uniform_int_distribution<Integer> m_dist;
			Integer m_current_number;
		public:

			RandomIntegerGenerator(Integer a, Integer b) :
				m_rng(rng()),
				m_dist(a, b) {
				static_cast<void>(next());
			}

			Integer const& get() const override {
				return m_current_number;
			}
			bool next() override {
				m_current_number = m_dist(m_rng);
				return true;
			}
		};

		// TODO: Ideally this would be also constrained against the various char types,
		//       but I don't expect users to run into that in practice.
		template <typename T>
		typename std::enable_if<std::is_integral<T>::value && !std::is_same<T, bool>::value,
			GeneratorWrapper<T>>::type
			random(T a, T b) {
			return GeneratorWrapper<T>(
				pf::make_unique<RandomIntegerGenerator<T>>(a, b)
				);
		}

		template <typename T>
		typename std::enable_if<std::is_floating_point<T>::value,
			GeneratorWrapper<T>>::type
			random(T a, T b) {
			return GeneratorWrapper<T>(
				pf::make_unique<RandomFloatingGenerator<T>>(a, b)
				);
		}

		template <typename T>
		class RangeGenerator final : public IGenerator<T> {
			T m_current;
			T m_end;
			T m_step;
			bool m_positive;

		public:
			RangeGenerator(T const& start, T const& end, T const& step) :
				m_current(start),
				m_end(end),
				m_step(step),
				m_positive(m_step > T(0))
			{
				assert(m_current != m_end && "Range start and end cannot be equal");
				assert(m_step != T(0) && "Step size cannot be zero");
				assert(((m_positive && m_current <= m_end) || (!m_positive && m_current >= m_end)) && "Step moves away from end");
			}

			RangeGenerator(T const& start, T const& end) :
				RangeGenerator(start, end, (start < end) ? T(1) : T(-1))
			{}

			T const& get() const override {
				return m_current;
			}

			bool next() override {
				m_current += m_step;
				return (m_positive) ? (m_current < m_end) : (m_current > m_end);
			}
		};

		template <typename T>
		GeneratorWrapper<T> range(T const& start, T const& end, T const& step) {
			static_assert(std::is_arithmetic<T>::value && !std::is_same<T, bool>::value, "Type must be numeric");
			return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end, step));
		}

		template <typename T>
		GeneratorWrapper<T> range(T const& start, T const& end) {
			static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value, "Type must be an integer");
			return GeneratorWrapper<T>(pf::make_unique<RangeGenerator<T>>(start, end));
		}

		template <typename T>
		class IteratorGenerator final : public IGenerator<T> {
			static_assert(!std::is_same<T, bool>::value,
				"IteratorGenerator currently does not support bools"
				"because of std::vector<bool> specialization");

			std::vector<T> m_elems;
			size_t m_current = 0;
		public:
			template <typename InputIterator, typename InputSentinel>
			IteratorGenerator(InputIterator first, InputSentinel last) :m_elems(first, last) {
				if (m_elems.empty()) {
					Catch::throw_exception(GeneratorException("IteratorGenerator received no valid values"));
				}
			}

			T const& get() const override {
				return m_elems[m_current];
			}

			bool next() override {
				++m_current;
				return m_current != m_elems.size();
			}
		};

		template <typename InputIterator,
			typename InputSentinel,
			typename ResultType = typename std::iterator_traits<InputIterator>::value_type>
			GeneratorWrapper<ResultType> from_range(InputIterator from, InputSentinel to) {
			return GeneratorWrapper<ResultType>(pf::make_unique<IteratorGenerator<ResultType>>(from, to));
		}

		template <typename Container,
			typename ResultType = typename Container::value_type>
			GeneratorWrapper<ResultType> from_range(Container const& cnt) {
			return GeneratorWrapper<ResultType>(pf::make_unique<IteratorGenerator<ResultType>>(cnt.begin(), cnt.end()));
		}

	} // namespace Generators
} // namespace Catch

// end catch_generators_specific.hpp

// These files are included here so the single_include script doesn't put them
// in the conditionally compiled sections
// start catch_test_case_info.h

#include <string>
#include <vector>
#include <memory>

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

namespace Catch {

	struct ITestInvoker;

	struct TestCaseInfo {
		enum SpecialProperties {
			None = 0,
			IsHidden = 1 << 1,
			ShouldFail = 1 << 2,
			MayFail = 1 << 3,
			Throws = 1 << 4,
			NonPortable = 1 << 5,
			Benchmark = 1 << 6
		};

		TestCaseInfo(std::string const& _name,
			std::string const& _className,
			std::string const& _description,
			std::vector<std::string> const& _tags,
			SourceLineInfo const& _lineInfo);

		friend void setTags(TestCaseInfo& testCaseInfo, std::vector<std::string> tags);

		bool isHidden() const;
		bool throws() const;
		bool okToFail() const;
		bool expectedToFail() const;

		std::string tagsAsString() const;

		std::string name;
		std::string className;
		std::string description;
		std::vector<std::string> tags;
		std::vector<std::string> lcaseTags;
		SourceLineInfo lineInfo;
		SpecialProperties properties;
	};

	class TestCase : public TestCaseInfo {
	public:

		TestCase(ITestInvoker* testCase, TestCaseInfo&& info);

		TestCase withName(std::string const& _newName) const;

		void invoke() const;

		TestCaseInfo const& getTestCaseInfo() const;

		bool operator == (TestCase const& other) const;
		bool operator < (TestCase const& other) const;

	private:
		std::shared_ptr<ITestInvoker> test;
	};

	TestCase makeTestCase(ITestInvoker* testCase,
		std::string const& className,
		NameAndTags const& nameAndTags,
		SourceLineInfo const& lineInfo);
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_case_info.h
// start catch_interfaces_runner.h

namespace Catch {

	struct IRunner {
		virtual ~IRunner();
		virtual bool aborting() const = 0;
	};
}

// end catch_interfaces_runner.h

#ifdef __OBJC__
// start catch_objc.hpp

#import <objc/runtime.h>

#include <string>

// NB. Any general catch headers included here must be included
// in catch.hpp first to make sure they are included by the single
// header for non obj-usage

///////////////////////////////////////////////////////////////////////////////
// This protocol is really only here for (self) documenting purposes, since
// all its methods are optional.
@protocol OcFixture

@optional

- (void)setUp;
-(void)tearDown;

@end

namespace Catch {

	class OcMethod : public ITestInvoker {

	public:
		OcMethod(Class cls, SEL sel) : m_cls(cls), m_sel(sel) {}

		virtual void invoke() const {
			id obj = [[m_cls alloc]init];

			performOptionalSelector(obj, @selector(setUp));
			performOptionalSelector(obj, m_sel);
			performOptionalSelector(obj, @selector(tearDown));

			arcSafeRelease(obj);
		}
	private:
		virtual ~OcMethod() {}

		Class m_cls;
		SEL m_sel;
	};

	namespace Detail {

		inline std::string getAnnotation(Class cls,
			std::string const& annotationName,
			std::string const& testCaseName) {
			NSString* selStr = [[NSString alloc]initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()];
			SEL sel = NSSelectorFromString(selStr);
			arcSafeRelease(selStr);
			id value = performOptionalSelector(cls, sel);
			if (value)
				return[(NSString*)value UTF8String];
			return "";
		}
	}

	inline std::size_t registerTestMethods() {
		std::size_t noTestMethods = 0;
		int noClasses = objc_getClassList(nullptr, 0);

		Class* classes = (CATCH_UNSAFE_UNRETAINED Class*)malloc(sizeof(Class) * noClasses);
		objc_getClassList(classes, noClasses);

		for (int c = 0; c < noClasses; c++) {
			Class cls = classes[c];
			{
				u_int count;
				Method* methods = class_copyMethodList(cls, &count);
				for (u_int m = 0; m < count; m++) {
					SEL selector = method_getName(methods[m]);
					std::string methodName = sel_getName(selector);
					if (startsWith(methodName, "Catch_TestCase_")) {
						std::string testCaseName = methodName.substr(15);
						std::string name = Detail::getAnnotation(cls, "Name", testCaseName);
						std::string desc = Detail::getAnnotation(cls, "Description", testCaseName);
						const char* className = class_getName(cls);

						getMutableRegistryHub().registerTest(makeTestCase(new OcMethod(cls, selector), className, NameAndTags(name.c_str(), desc.c_str()), SourceLineInfo("", 0)));
						noTestMethods++;
					}
				}
				free(methods);
			}
		}
		return noTestMethods;
	}

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)

	namespace Matchers {
		namespace Impl {
			namespace NSStringMatchers {

				struct StringHolder : MatcherBase<NSString*> {
					StringHolder(NSString* substr) : m_substr([substr copy]) {}
					StringHolder(StringHolder const& other) : m_substr([other.m_substr copy]) {}
					StringHolder() {
						arcSafeRelease(m_substr);
					}

					bool match(NSString* str) const override {
						return false;
					}

					NSString* CATCH_ARC_STRONG m_substr;
				};

				struct Equals : StringHolder {
					Equals(NSString* substr) : StringHolder(substr) {}

					bool match(NSString* str) const override {
						return  (str != nil || m_substr == nil) &&
							[str isEqualToString : m_substr];
					}

					std::string describe() const override {
						return "equals string: " + Catch::Detail::stringify(m_substr);
					}
				};

				struct Contains : StringHolder {
					Contains(NSString* substr) : StringHolder(substr) {}

					bool match(NSString* str) const override {
						return  (str != nil || m_substr == nil) &&
							[str rangeOfString : m_substr].location != NSNotFound;
					}

					std::string describe() const override {
						return "contains string: " + Catch::Detail::stringify(m_substr);
					}
				};

				struct StartsWith : StringHolder {
					StartsWith(NSString* substr) : StringHolder(substr) {}

					bool match(NSString* str) const override {
						return  (str != nil || m_substr == nil) &&
							[str rangeOfString : m_substr].location == 0;
					}

					std::string describe() const override {
						return "starts with: " + Catch::Detail::stringify(m_substr);
					}
				};
				struct EndsWith : StringHolder {
					EndsWith(NSString* substr) : StringHolder(substr) {}

					bool match(NSString* str) const override {
						return  (str != nil || m_substr == nil) &&
							[str rangeOfString : m_substr].location == [str length] - [m_substr length];
					}

					std::string describe() const override {
						return "ends with: " + Catch::Detail::stringify(m_substr);
					}
				};

			} // namespace NSStringMatchers
		} // namespace Impl

		inline Impl::NSStringMatchers::Equals
			Equals(NSString* substr) { return Impl::NSStringMatchers::Equals(substr); }

		inline Impl::NSStringMatchers::Contains
			Contains(NSString* substr) { return Impl::NSStringMatchers::Contains(substr); }

		inline Impl::NSStringMatchers::StartsWith
			StartsWith(NSString* substr) { return Impl::NSStringMatchers::StartsWith(substr); }

		inline Impl::NSStringMatchers::EndsWith
			EndsWith(NSString* substr) { return Impl::NSStringMatchers::EndsWith(substr); }

	} // namespace Matchers

	using namespace Matchers;

#endif // CATCH_CONFIG_DISABLE_MATCHERS

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define OC_MAKE_UNIQUE_NAME( root, uniqueSuffix ) root##uniqueSuffix
#define OC_TEST_CASE2( name, desc, uniqueSuffix ) \
+(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Name_test_, uniqueSuffix ) \
{ \
return @ name; \
} \
+(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Description_test_, uniqueSuffix ) \
{ \
return @ desc; \
} \
-(void) OC_MAKE_UNIQUE_NAME( Catch_TestCase_test_, uniqueSuffix )

#define OC_TEST_CASE( name, desc ) OC_TEST_CASE2( name, desc, __LINE__ )

// end catch_objc.hpp
#endif

// Benchmarking needs the externally-facing parts of reporters to work
#if defined(CATCH_CONFIG_EXTERNAL_INTERFACES) || defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_external_interfaces.h

// start catch_reporter_bases.hpp

// start catch_interfaces_reporter.h

// start catch_config.hpp

// start catch_test_spec_parser.h

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

// start catch_test_spec.h

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

// start catch_wildcard_pattern.h

namespace Catch
{
	class WildcardPattern {
		enum WildcardPosition {
			NoWildcard = 0,
			WildcardAtStart = 1,
			WildcardAtEnd = 2,
			WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd
		};

	public:

		WildcardPattern(std::string const& pattern, CaseSensitive::Choice caseSensitivity);
		virtual ~WildcardPattern() = default;
		virtual bool matches(std::string const& str) const;

	private:
		std::string normaliseString(std::string const& str) const;
		CaseSensitive::Choice m_caseSensitivity;
		WildcardPosition m_wildcard = NoWildcard;
		std::string m_pattern;
	};
}

// end catch_wildcard_pattern.h
#include <string>
#include <vector>
#include <memory>

namespace Catch {

	struct IConfig;

	class TestSpec {
		class Pattern {
		public:
			explicit Pattern(std::string const& name);
			virtual ~Pattern();
			virtual bool matches(TestCaseInfo const& testCase) const = 0;
			std::string const& name() const;
		private:
			std::string const m_name;
		};
		using PatternPtr = std::shared_ptr<Pattern>;

		class NamePattern : public Pattern {
		public:
			explicit NamePattern(std::string const& name, std::string const& filterString);
			bool matches(TestCaseInfo const& testCase) const override;
		private:
			WildcardPattern m_wildcardPattern;
		};

		class TagPattern : public Pattern {
		public:
			explicit TagPattern(std::string const& tag, std::string const& filterString);
			bool matches(TestCaseInfo const& testCase) const override;
		private:
			std::string m_tag;
		};

		class ExcludedPattern : public Pattern {
		public:
			explicit ExcludedPattern(PatternPtr const& underlyingPattern);
			bool matches(TestCaseInfo const& testCase) const override;
		private:
			PatternPtr m_underlyingPattern;
		};

		struct Filter {
			std::vector<PatternPtr> m_patterns;

			bool matches(TestCaseInfo const& testCase) const;
			std::string name() const;
		};

	public:
		struct FilterMatch {
			std::string name;
			std::vector<TestCase const*> tests;
		};
		using Matches = std::vector<FilterMatch>;
		using vectorStrings = std::vector<std::string>;

		bool hasFilters() const;
		bool matches(TestCaseInfo const& testCase) const;
		Matches matchesByFilter(std::vector<TestCase> const& testCases, IConfig const& config) const;
		const vectorStrings& getInvalidArgs() const;

	private:
		std::vector<Filter> m_filters;
		std::vector<std::string> m_invalidArgs;
		friend class TestSpecParser;
	};
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_spec.h
// start catch_interfaces_tag_alias_registry.h

#include <string>

namespace Catch {

	struct TagAlias;

	struct ITagAliasRegistry {
		virtual ~ITagAliasRegistry();
		// Nullptr if not present
		virtual TagAlias const* find(std::string const& alias) const = 0;
		virtual std::string expandAliases(std::string const& unexpandedTestSpec) const = 0;

		static ITagAliasRegistry const& get();
	};

} // end namespace Catch

// end catch_interfaces_tag_alias_registry.h
namespace Catch {

	class TestSpecParser {
		enum Mode { None, Name, QuotedName, Tag, EscapedName };
		Mode m_mode = None;
		Mode lastMode = None;
		bool m_exclusion = false;
		std::size_t m_pos = 0;
		std::size_t m_realPatternPos = 0;
		std::string m_arg;
		std::string m_substring;
		std::string m_patternName;
		std::vector<std::size_t> m_escapeChars;
		TestSpec::Filter m_currentFilter;
		TestSpec m_testSpec;
		ITagAliasRegistry const* m_tagAliases = nullptr;

	public:
		TestSpecParser(ITagAliasRegistry const& tagAliases);

		TestSpecParser& parse(std::string const& arg);
		TestSpec testSpec();

	private:
		bool visitChar(char c);
		void startNewMode(Mode mode);
		bool processNoneChar(char c);
		void processNameChar(char c);
		bool processOtherChar(char c);
		void endMode();
		void escape();
		bool isControlChar(char c) const;
		void saveLastMode();
		void revertBackToLastMode();
		void addFilter();
		bool separate();

		// Handles common preprocessing of the pattern for name/tag patterns
		std::string preprocessPattern();
		// Adds the current pattern as a test name
		void addNamePattern();
		// Adds the current pattern as a tag
		void addTagPattern();

		inline void addCharToPattern(char c) {
			m_substring += c;
			m_patternName += c;
			m_realPatternPos++;
		}

	};
	TestSpec parseTestSpec(std::string const& arg);

} // namespace Catch

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_test_spec_parser.h
// Libstdc++ doesn't like incomplete classes for unique_ptr

#include <memory>
#include <vector>
#include <string>

#ifndef CATCH_CONFIG_CONSOLE_WIDTH
#define CATCH_CONFIG_CONSOLE_WIDTH 80
#endif

namespace Catch {

	struct IStream;

	struct ConfigData {
		bool listTests = false;
		bool listTags = false;
		bool listReporters = false;
		bool listTestNamesOnly = false;

		bool showSuccessfulTests = false;
		bool shouldDebugBreak = false;
		bool noThrow = false;
		bool showHelp = false;
		bool showInvisibles = false;
		bool filenamesAsTags = false;
		bool libIdentify = false;

		int abortAfter = -1;
		unsigned int rngSeed = 0;

		bool benchmarkNoAnalysis = false;
		unsigned int benchmarkSamples = 100;
		double benchmarkConfidenceInterval = 0.95;
		unsigned int benchmarkResamples = 100000;
		std::chrono::milliseconds::rep benchmarkWarmupTime = 100;

		Verbosity verbosity = Verbosity::Normal;
		WarnAbout::What warnings = WarnAbout::Nothing;
		ShowDurations::OrNot showDurations = ShowDurations::DefaultForReporter;
		double minDuration = -1;
		RunTests::InWhatOrder runOrder = RunTests::InDeclarationOrder;
		UseColour::YesOrNo useColour = UseColour::Auto;
		WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;

		std::string outputFilename;
		std::string name;
		std::string processName;
#ifndef CATCH_CONFIG_DEFAULT_REPORTER
#define CATCH_CONFIG_DEFAULT_REPORTER "console"
#endif
		std::string reporterName = CATCH_CONFIG_DEFAULT_REPORTER;
#undef CATCH_CONFIG_DEFAULT_REPORTER

		std::vector<std::string> testsOrTags;
		std::vector<std::string> sectionsToRun;
	};

	class Config : public IConfig {
	public:

		Config() = default;
		Config(ConfigData const& data);
		virtual ~Config() = default;

		std::string const& getFilename() const;

		bool listTests() const;
		bool listTestNamesOnly() const;
		bool listTags() const;
		bool listReporters() const;

		std::string getProcessName() const;
		std::string const& getReporterName() const;

		std::vector<std::string> const& getTestsOrTags() const override;
		std::vector<std::string> const& getSectionsToRun() const override;

		TestSpec const& testSpec() const override;
		bool hasTestFilters() const override;

		bool showHelp() const;

		// IConfig interface
		bool allowThrows() const override;
		std::ostream& stream() const override;
		std::string name() const override;
		bool includeSuccessfulResults() const override;
		bool warnAboutMissingAssertions() const override;
		bool warnAboutNoTests() const override;
		ShowDurations::OrNot showDurations() const override;
		double minDuration() const override;
		RunTests::InWhatOrder runOrder() const override;
		unsigned int rngSeed() const override;
		UseColour::YesOrNo useColour() const override;
		bool shouldDebugBreak() const override;
		int abortAfter() const override;
		bool showInvisibles() const override;
		Verbosity verbosity() const override;
		bool benchmarkNoAnalysis() const override;
		int benchmarkSamples() const override;
		double benchmarkConfidenceInterval() const override;
		unsigned int benchmarkResamples() const override;
		std::chrono::milliseconds benchmarkWarmupTime() const override;

	private:

		IStream const* openStream();
		ConfigData m_data;

		std::unique_ptr<IStream const> m_stream;
		TestSpec m_testSpec;
		bool m_hasTestFilters = false;
	};

} // end namespace Catch

// end catch_config.hpp
// start catch_assertionresult.h

#include <string>

namespace Catch {

	struct AssertionResultData
	{
		AssertionResultData() = delete;

		AssertionResultData(ResultWas::OfType _resultType, LazyExpression const& _lazyExpression);

		std::string message;
		mutable std::string reconstructedExpression;
		LazyExpression lazyExpression;
		ResultWas::OfType resultType;

		std::string reconstructExpression() const;
	};

	class AssertionResult {
	public:
		AssertionResult() = delete;
		AssertionResult(AssertionInfo const& info, AssertionResultData const& data);

		bool isOk() const;
		bool succeeded() const;
		ResultWas::OfType getResultType() const;
		bool hasExpression() const;
		bool hasMessage() const;
		std::string getExpression() const;
		std::string getExpressionInMacro() const;
		bool hasExpandedExpression() const;
		std::string getExpandedExpression() const;
		std::string getMessage() const;
		SourceLineInfo getSourceInfo() const;
		StringRef getTestMacroName() const;

		//protected:
		AssertionInfo m_info;
		AssertionResultData m_resultData;
	};

} // end namespace Catch

// end catch_assertionresult.h
#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_estimate.hpp

 // Statistics estimates


namespace Catch {
	namespace Benchmark {
		template <typename Duration>
		struct Estimate {
			Duration point;
			Duration lower_bound;
			Duration upper_bound;
			double confidence_interval;

			template <typename Duration2>
			operator Estimate<Duration2>() const {
				return { point, lower_bound, upper_bound, confidence_interval };
			}
		};
	} // namespace Benchmark
} // namespace Catch

// end catch_estimate.hpp
// start catch_outlier_classification.hpp

// Outlier information

namespace Catch {
	namespace Benchmark {
		struct OutlierClassification {
			int samples_seen = 0;
			int low_severe = 0;     // more than 3 times IQR below Q1
			int low_mild = 0;       // 1.5 to 3 times IQR below Q1
			int high_mild = 0;      // 1.5 to 3 times IQR above Q3
			int high_severe = 0;    // more than 3 times IQR above Q3

			int total() const {
				return low_severe + low_mild + high_mild + high_severe;
			}
		};
	} // namespace Benchmark
} // namespace Catch

// end catch_outlier_classification.hpp
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

#include <string>
#include <iosfwd>
#include <map>
#include <set>
#include <memory>
#include <algorithm>

namespace Catch {

	struct ReporterConfig {
		explicit ReporterConfig(IConfigPtr const& _fullConfig);

		ReporterConfig(IConfigPtr const& _fullConfig, std::ostream& _stream);

		std::ostream& stream() const;
		IConfigPtr fullConfig() const;

	private:
		std::ostream* m_stream;
		IConfigPtr m_fullConfig;
	};

	struct ReporterPreferences {
		bool shouldRedirectStdOut = false;
		bool shouldReportAllAssertions = false;
	};

	template<typename T>
	struct LazyStat : Option<T> {
		LazyStat& operator=(T const& _value) {
			Option<T>::operator=(_value);
			used = false;
			return *this;
		}
		void reset() {
			Option<T>::reset();
			used = false;
		}
		bool used = false;
	};

	struct TestRunInfo {
		TestRunInfo(std::string const& _name);
		std::string name;
	};
	struct GroupInfo {
		GroupInfo(std::string const& _name,
			std::size_t _groupIndex,
			std::size_t _groupsCount);

		std::string name;
		std::size_t groupIndex;
		std::size_t groupsCounts;
	};

	struct AssertionStats {
		AssertionStats(AssertionResult const& _assertionResult,
			std::vector<MessageInfo> const& _infoMessages,
			Totals const& _totals);

		AssertionStats(AssertionStats const&) = default;
		AssertionStats(AssertionStats&&) = default;
		AssertionStats& operator = (AssertionStats const&) = delete;
		AssertionStats& operator = (AssertionStats&&) = delete;
		virtual ~AssertionStats();

		AssertionResult assertionResult;
		std::vector<MessageInfo> infoMessages;
		Totals totals;
	};

	struct SectionStats {
		SectionStats(SectionInfo const& _sectionInfo,
			Counts const& _assertions,
			double _durationInSeconds,
			bool _missingAssertions);
		SectionStats(SectionStats const&) = default;
		SectionStats(SectionStats&&) = default;
		SectionStats& operator = (SectionStats const&) = default;
		SectionStats& operator = (SectionStats&&) = default;
		virtual ~SectionStats();

		SectionInfo sectionInfo;
		Counts assertions;
		double durationInSeconds;
		bool missingAssertions;
	};

	struct TestCaseStats {
		TestCaseStats(TestCaseInfo const& _testInfo,
			Totals const& _totals,
			std::string const& _stdOut,
			std::string const& _stdErr,
			bool _aborting);

		TestCaseStats(TestCaseStats const&) = default;
		TestCaseStats(TestCaseStats&&) = default;
		TestCaseStats& operator = (TestCaseStats const&) = default;
		TestCaseStats& operator = (TestCaseStats&&) = default;
		virtual ~TestCaseStats();

		TestCaseInfo testInfo;
		Totals totals;
		std::string stdOut;
		std::string stdErr;
		bool aborting;
	};

	struct TestGroupStats {
		TestGroupStats(GroupInfo const& _groupInfo,
			Totals const& _totals,
			bool _aborting);
		TestGroupStats(GroupInfo const& _groupInfo);

		TestGroupStats(TestGroupStats const&) = default;
		TestGroupStats(TestGroupStats&&) = default;
		TestGroupStats& operator = (TestGroupStats const&) = default;
		TestGroupStats& operator = (TestGroupStats&&) = default;
		virtual ~TestGroupStats();

		GroupInfo groupInfo;
		Totals totals;
		bool aborting;
	};

	struct TestRunStats {
		TestRunStats(TestRunInfo const& _runInfo,
			Totals const& _totals,
			bool _aborting);

		TestRunStats(TestRunStats const&) = default;
		TestRunStats(TestRunStats&&) = default;
		TestRunStats& operator = (TestRunStats const&) = default;
		TestRunStats& operator = (TestRunStats&&) = default;
		virtual ~TestRunStats();

		TestRunInfo runInfo;
		Totals totals;
		bool aborting;
	};

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	struct BenchmarkInfo {
		std::string name;
		double estimatedDuration;
		int iterations;
		int samples;
		unsigned int resamples;
		double clockResolution;
		double clockCost;
	};

	template <class Duration>
	struct BenchmarkStats {
		BenchmarkInfo info;

		std::vector<Duration> samples;
		Benchmark::Estimate<Duration> mean;
		Benchmark::Estimate<Duration> standardDeviation;
		Benchmark::OutlierClassification outliers;
		double outlierVariance;

		template <typename Duration2>
		operator BenchmarkStats<Duration2>() const {
			std::vector<Duration2> samples2;
			samples2.reserve(samples.size());
			std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) { return Duration2(d); });
			return {
				info,
				std::move(samples2),
				mean,
				standardDeviation,
				outliers,
				outlierVariance,
			};
		}
	};
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	struct IStreamingReporter {
		virtual ~IStreamingReporter() = default;

		// Implementing class must also provide the following static methods:
		// static std::string getDescription();
		// static std::set<Verbosity> getSupportedVerbosities()

		virtual ReporterPreferences getPreferences() const = 0;

		virtual void noMatchingTestCases(std::string const& spec) = 0;

		virtual void reportInvalidArguments(std::string const&) {}

		virtual void testRunStarting(TestRunInfo const& testRunInfo) = 0;
		virtual void testGroupStarting(GroupInfo const& groupInfo) = 0;

		virtual void testCaseStarting(TestCaseInfo const& testInfo) = 0;
		virtual void sectionStarting(SectionInfo const& sectionInfo) = 0;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
		virtual void benchmarkPreparing(std::string const&) {}
		virtual void benchmarkStarting(BenchmarkInfo const&) {}
		virtual void benchmarkEnded(BenchmarkStats<> const&) {}
		virtual void benchmarkFailed(std::string const&) {}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

		virtual void assertionStarting(AssertionInfo const& assertionInfo) = 0;

		// The return value indicates if the messages buffer should be cleared:
		virtual bool assertionEnded(AssertionStats const& assertionStats) = 0;

		virtual void sectionEnded(SectionStats const& sectionStats) = 0;
		virtual void testCaseEnded(TestCaseStats const& testCaseStats) = 0;
		virtual void testGroupEnded(TestGroupStats const& testGroupStats) = 0;
		virtual void testRunEnded(TestRunStats const& testRunStats) = 0;

		virtual void skipTest(TestCaseInfo const& testInfo) = 0;

		// Default empty implementation provided
		virtual void fatalErrorEncountered(StringRef name);

		virtual bool isMulti() const;
	};
	using IStreamingReporterPtr = std::unique_ptr<IStreamingReporter>;

	struct IReporterFactory {
		virtual ~IReporterFactory();
		virtual IStreamingReporterPtr create(ReporterConfig const& config) const = 0;
		virtual std::string getDescription() const = 0;
	};
	using IReporterFactoryPtr = std::shared_ptr<IReporterFactory>;

	struct IReporterRegistry {
		using FactoryMap = std::map<std::string, IReporterFactoryPtr>;
		using Listeners = std::vector<IReporterFactoryPtr>;

		virtual ~IReporterRegistry();
		virtual IStreamingReporterPtr create(std::string const& name, IConfigPtr const& config) const = 0;
		virtual FactoryMap const& getFactories() const = 0;
		virtual Listeners const& getListeners() const = 0;
	};

} // end namespace Catch

// end catch_interfaces_reporter.h
#include <algorithm>
#include <cstring>
#include <cfloat>
#include <cstdio>
#include <cassert>
#include <memory>
#include <ostream>

namespace Catch {
	void prepareExpandedExpression(AssertionResult& result);

	// Returns double formatted as %.3f (format expected on output)
	std::string getFormattedDuration(double duration);

	//! Should the reporter show
	bool shouldShowDuration(IConfig const& config, double duration);

	std::string serializeFilters(std::vector<std::string> const& container);

	template<typename DerivedT>
	struct StreamingReporterBase : IStreamingReporter {

		StreamingReporterBase(ReporterConfig const& _config)
			: m_config(_config.fullConfig()),
			stream(_config.stream())
		{
			m_reporterPrefs.shouldRedirectStdOut = false;
			if (!DerivedT::getSupportedVerbosities().count(m_config->verbosity()))
				CATCH_ERROR("Verbosity level not supported by this reporter");
		}

		ReporterPreferences getPreferences() const override {
			return m_reporterPrefs;
		}

		static std::set<Verbosity> getSupportedVerbosities() {
			return { Verbosity::Normal };
		}

		~StreamingReporterBase() override = default;

		void noMatchingTestCases(std::string const&) override {}

		void reportInvalidArguments(std::string const&) override {}

		void testRunStarting(TestRunInfo const& _testRunInfo) override {
			currentTestRunInfo = _testRunInfo;
		}

		void testGroupStarting(GroupInfo const& _groupInfo) override {
			currentGroupInfo = _groupInfo;
		}

		void testCaseStarting(TestCaseInfo const& _testInfo) override {
			currentTestCaseInfo = _testInfo;
		}
		void sectionStarting(SectionInfo const& _sectionInfo) override {
			m_sectionStack.push_back(_sectionInfo);
		}

		void sectionEnded(SectionStats const& /* _sectionStats */) override {
			m_sectionStack.pop_back();
		}
		void testCaseEnded(TestCaseStats const& /* _testCaseStats */) override {
			currentTestCaseInfo.reset();
		}
		void testGroupEnded(TestGroupStats const& /* _testGroupStats */) override {
			currentGroupInfo.reset();
		}
		void testRunEnded(TestRunStats const& /* _testRunStats */) override {
			currentTestCaseInfo.reset();
			currentGroupInfo.reset();
			currentTestRunInfo.reset();
		}

		void skipTest(TestCaseInfo const&) override {
			// Don't do anything with this by default.
			// It can optionally be overridden in the derived class.
		}

		IConfigPtr m_config;
		std::ostream& stream;

		LazyStat<TestRunInfo> currentTestRunInfo;
		LazyStat<GroupInfo> currentGroupInfo;
		LazyStat<TestCaseInfo> currentTestCaseInfo;

		std::vector<SectionInfo> m_sectionStack;
		ReporterPreferences m_reporterPrefs;
	};

	template<typename DerivedT>
	struct CumulativeReporterBase : IStreamingReporter {
		template<typename T, typename ChildNodeT>
		struct Node {
			explicit Node(T const& _value) : value(_value) {}
			virtual ~Node() {}

			using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>;
			T value;
			ChildNodes children;
		};
		struct SectionNode {
			explicit SectionNode(SectionStats const& _stats) : stats(_stats) {}
			virtual ~SectionNode() = default;

			bool operator == (SectionNode const& other) const {
				return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
			}
			bool operator == (std::shared_ptr<SectionNode> const& other) const {
				return operator==(*other);
			}

			SectionStats stats;
			using ChildSections = std::vector<std::shared_ptr<SectionNode>>;
			using Assertions = std::vector<AssertionStats>;
			ChildSections childSections;
			Assertions assertions;
			std::string stdOut;
			std::string stdErr;
		};

		struct BySectionInfo {
			BySectionInfo(SectionInfo const& other) : m_other(other) {}
			BySectionInfo(BySectionInfo const& other) : m_other(other.m_other) {}
			bool operator() (std::shared_ptr<SectionNode> const& node) const {
				return ((node->stats.sectionInfo.name == m_other.name) &&
					(node->stats.sectionInfo.lineInfo == m_other.lineInfo));
			}
			void operator=(BySectionInfo const&) = delete;

		private:
			SectionInfo const& m_other;
		};

		using TestCaseNode = Node<TestCaseStats, SectionNode>;
		using TestGroupNode = Node<TestGroupStats, TestCaseNode>;
		using TestRunNode = Node<TestRunStats, TestGroupNode>;

		CumulativeReporterBase(ReporterConfig const& _config)
			: m_config(_config.fullConfig()),
			stream(_config.stream())
		{
			m_reporterPrefs.shouldRedirectStdOut = false;
			if (!DerivedT::getSupportedVerbosities().count(m_config->verbosity()))
				CATCH_ERROR("Verbosity level not supported by this reporter");
		}
		~CumulativeReporterBase() override = default;

		ReporterPreferences getPreferences() const override {
			return m_reporterPrefs;
		}

		static std::set<Verbosity> getSupportedVerbosities() {
			return { Verbosity::Normal };
		}

		void testRunStarting(TestRunInfo const&) override {}
		void testGroupStarting(GroupInfo const&) override {}

		void testCaseStarting(TestCaseInfo const&) override {}

		void sectionStarting(SectionInfo const& sectionInfo) override {
			SectionStats incompleteStats(sectionInfo, Counts(), 0, false);
			std::shared_ptr<SectionNode> node;
			if (m_sectionStack.empty()) {
				if (!m_rootSection)
					m_rootSection = std::make_shared<SectionNode>(incompleteStats);
				node = m_rootSection;
			}
			else {
				SectionNode& parentNode = *m_sectionStack.back();
				auto it =
					std::find_if(parentNode.childSections.begin(),
						parentNode.childSections.end(),
						BySectionInfo(sectionInfo));
				if (it == parentNode.childSections.end()) {
					node = std::make_shared<SectionNode>(incompleteStats);
					parentNode.childSections.push_back(node);
				}
				else
					node = *it;
			}
			m_sectionStack.push_back(node);
			m_deepestSection = std::move(node);
		}

		void assertionStarting(AssertionInfo const&) override {}

		bool assertionEnded(AssertionStats const& assertionStats) override {
			assert(!m_sectionStack.empty());
			// AssertionResult holds a pointer to a temporary DecomposedExpression,
			// which getExpandedExpression() calls to build the expression string.
			// Our section stack copy of the assertionResult will likely outlive the
			// temporary, so it must be expanded or discarded now to avoid calling
			// a destroyed object later.
			prepareExpandedExpression(const_cast<AssertionResult&>(assertionStats.assertionResult));
			SectionNode& sectionNode = *m_sectionStack.back();
			sectionNode.assertions.push_back(assertionStats);
			return true;
		}
		void sectionEnded(SectionStats const& sectionStats) override {
			assert(!m_sectionStack.empty());
			SectionNode& node = *m_sectionStack.back();
			node.stats = sectionStats;
			m_sectionStack.pop_back();
		}
		void testCaseEnded(TestCaseStats const& testCaseStats) override {
			auto node = std::make_shared<TestCaseNode>(testCaseStats);
			assert(m_sectionStack.size() == 0);
			node->children.push_back(m_rootSection);
			m_testCases.push_back(node);
			m_rootSection.reset();

			assert(m_deepestSection);
			m_deepestSection->stdOut = testCaseStats.stdOut;
			m_deepestSection->stdErr = testCaseStats.stdErr;
		}
		void testGroupEnded(TestGroupStats const& testGroupStats) override {
			auto node = std::make_shared<TestGroupNode>(testGroupStats);
			node->children.swap(m_testCases);
			m_testGroups.push_back(node);
		}
		void testRunEnded(TestRunStats const& testRunStats) override {
			auto node = std::make_shared<TestRunNode>(testRunStats);
			node->children.swap(m_testGroups);
			m_testRuns.push_back(node);
			testRunEndedCumulative();
		}
		virtual void testRunEndedCumulative() = 0;

		void skipTest(TestCaseInfo const&) override {}

		IConfigPtr m_config;
		std::ostream& stream;
		std::vector<AssertionStats> m_assertions;
		std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections;
		std::vector<std::shared_ptr<TestCaseNode>> m_testCases;
		std::vector<std::shared_ptr<TestGroupNode>> m_testGroups;

		std::vector<std::shared_ptr<TestRunNode>> m_testRuns;

		std::shared_ptr<SectionNode> m_rootSection;
		std::shared_ptr<SectionNode> m_deepestSection;
		std::vector<std::shared_ptr<SectionNode>> m_sectionStack;
		ReporterPreferences m_reporterPrefs;
	};

	template<char C>
	char const* getLineOfChars() {
		static char line[CATCH_CONFIG_CONSOLE_WIDTH] = { 0 };
		if (!*line) {
			std::memset(line, C, CATCH_CONFIG_CONSOLE_WIDTH - 1);
			line[CATCH_CONFIG_CONSOLE_WIDTH - 1] = 0;
		}
		return line;
	}

	struct TestEventListenerBase : StreamingReporterBase<TestEventListenerBase> {
		TestEventListenerBase(ReporterConfig const& _config);

		static std::set<Verbosity> getSupportedVerbosities();

		void assertionStarting(AssertionInfo const&) override;
		bool assertionEnded(AssertionStats const&) override;
	};

} // end namespace Catch

// end catch_reporter_bases.hpp
// start catch_console_colour.h

namespace Catch {

	struct Colour {
		enum Code {
			None = 0,

			White,
			Red,
			Green,
			Blue,
			Cyan,
			Yellow,
			Grey,

			Bright = 0x10,

			BrightRed = Bright | Red,
			BrightGreen = Bright | Green,
			LightGrey = Bright | Grey,
			BrightWhite = Bright | White,
			BrightYellow = Bright | Yellow,

			// By intention
			FileName = LightGrey,
			Warning = BrightYellow,
			ResultError = BrightRed,
			ResultSuccess = BrightGreen,
			ResultExpectedFailure = Warning,

			Error = BrightRed,
			Success = Green,

			OriginalExpression = Cyan,
			ReconstructedExpression = BrightYellow,

			SecondaryText = LightGrey,
			Headers = White
		};

		// Use constructed object for RAII guard
		Colour(Code _colourCode);
		Colour(Colour&& other) noexcept;
		Colour& operator=(Colour&& other) noexcept;
		~Colour();

		// Use static method for one-shot changes
		static void use(Code _colourCode);

	private:
		bool m_moved = false;
	};

	std::ostream& operator << (std::ostream& os, Colour const&);

} // end namespace Catch

// end catch_console_colour.h
// start catch_reporter_registrars.hpp


namespace Catch {

	template<typename T>
	class ReporterRegistrar {

		class ReporterFactory : public IReporterFactory {

			IStreamingReporterPtr create(ReporterConfig const& config) const override {
				return std::unique_ptr<T>(new T(config));
			}

			std::string getDescription() const override {
				return T::getDescription();
			}
		};

	public:

		explicit ReporterRegistrar(std::string const& name) {
			getMutableRegistryHub().registerReporter(name, std::make_shared<ReporterFactory>());
		}
	};

	template<typename T>
	class ListenerRegistrar {

		class ListenerFactory : public IReporterFactory {

			IStreamingReporterPtr create(ReporterConfig const& config) const override {
				return std::unique_ptr<T>(new T(config));
			}
			std::string getDescription() const override {
				return std::string();
			}
		};

	public:

		ListenerRegistrar() {
			getMutableRegistryHub().registerListener(std::make_shared<ListenerFactory>());
		}
	};
}

#if !defined(CATCH_CONFIG_DISABLE)

#define CATCH_REGISTER_REPORTER( name, reporterType ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION         \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS          \
    namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#define CATCH_REGISTER_LISTENER( listenerType ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION   \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS    \
    namespace{ Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#else // CATCH_CONFIG_DISABLE

#define CATCH_REGISTER_REPORTER(name, reporterType)
#define CATCH_REGISTER_LISTENER(listenerType)

#endif // CATCH_CONFIG_DISABLE

// end catch_reporter_registrars.hpp
// Allow users to base their work off existing reporters
// start catch_reporter_compact.h

namespace Catch {

	struct CompactReporter : StreamingReporterBase<CompactReporter> {

		using StreamingReporterBase::StreamingReporterBase;

		~CompactReporter() override;

		static std::string getDescription();

		void noMatchingTestCases(std::string const& spec) override;

		void assertionStarting(AssertionInfo const&) override;

		bool assertionEnded(AssertionStats const& _assertionStats) override;

		void sectionEnded(SectionStats const& _sectionStats) override;

		void testRunEnded(TestRunStats const& _testRunStats) override;

	};

} // end namespace Catch

// end catch_reporter_compact.h
// start catch_reporter_console.h

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
							  // Note that 4062 (not all labels are handled
							  // and default is missing) is enabled
#endif

namespace Catch {
	// Fwd decls
	struct SummaryColumn;
	class TablePrinter;

	struct ConsoleReporter : StreamingReporterBase<ConsoleReporter> {
		std::unique_ptr<TablePrinter> m_tablePrinter;

		ConsoleReporter(ReporterConfig const& config);
		~ConsoleReporter() override;
		static std::string getDescription();

		void noMatchingTestCases(std::string const& spec) override;

		void reportInvalidArguments(std::string const& arg) override;

		void assertionStarting(AssertionInfo const&) override;

		bool assertionEnded(AssertionStats const& _assertionStats) override;

		void sectionStarting(SectionInfo const& _sectionInfo) override;
		void sectionEnded(SectionStats const& _sectionStats) override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
		void benchmarkPreparing(std::string const& name) override;
		void benchmarkStarting(BenchmarkInfo const& info) override;
		void benchmarkEnded(BenchmarkStats<> const& stats) override;
		void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

		void testCaseEnded(TestCaseStats const& _testCaseStats) override;
		void testGroupEnded(TestGroupStats const& _testGroupStats) override;
		void testRunEnded(TestRunStats const& _testRunStats) override;
		void testRunStarting(TestRunInfo const& _testRunInfo) override;
	private:

		void lazyPrint();

		void lazyPrintWithoutClosingBenchmarkTable();
		void lazyPrintRunInfo();
		void lazyPrintGroupInfo();
		void printTestCaseAndSectionHeader();

		void printClosedHeader(std::string const& _name);
		void printOpenHeader(std::string const& _name);

		// if string has a : in first line will set indent to follow it on
		// subsequent lines
		void printHeaderString(std::string const& _string, std::size_t indent = 0);

		void printTotals(Totals const& totals);
		void printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row);

		void printTotalsDivider(Totals const& totals);
		void printSummaryDivider();
		void printTestFilters();

	private:
		bool m_headerPrinted = false;
	};

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

// end catch_reporter_console.h
// start catch_reporter_junit.h

// start catch_xmlwriter.h

#include <vector>

namespace Catch {
	enum class XmlFormatting {
		None = 0x00,
		Indent = 0x01,
		Newline = 0x02,
	};

	XmlFormatting operator | (XmlFormatting lhs, XmlFormatting rhs);
	XmlFormatting operator & (XmlFormatting lhs, XmlFormatting rhs);

	class XmlEncode {
	public:
		enum ForWhat { ForTextNodes, ForAttributes };

		XmlEncode(std::string const& str, ForWhat forWhat = ForTextNodes);

		void encodeTo(std::ostream& os) const;

		friend std::ostream& operator << (std::ostream& os, XmlEncode const& xmlEncode);

	private:
		std::string m_str;
		ForWhat m_forWhat;
	};

	class XmlWriter {
	public:

		class ScopedElement {
		public:
			ScopedElement(XmlWriter* writer, XmlFormatting fmt);

			ScopedElement(ScopedElement&& other) noexcept;
			ScopedElement& operator=(ScopedElement&& other) noexcept;

			~ScopedElement();

			ScopedElement& writeText(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

			template<typename T>
			ScopedElement& writeAttribute(std::string const& name, T const& attribute) {
				m_writer->writeAttribute(name, attribute);
				return *this;
			}

		private:
			mutable XmlWriter* m_writer = nullptr;
			XmlFormatting m_fmt;
		};

		XmlWriter(std::ostream& os = Catch::cout());
		~XmlWriter();

		XmlWriter(XmlWriter const&) = delete;
		XmlWriter& operator=(XmlWriter const&) = delete;

		XmlWriter& startElement(std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

		ScopedElement scopedElement(std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

		XmlWriter& endElement(XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

		XmlWriter& writeAttribute(std::string const& name, std::string const& attribute);

		XmlWriter& writeAttribute(std::string const& name, bool attribute);

		template<typename T>
		XmlWriter& writeAttribute(std::string const& name, T const& attribute) {
			ReusableStringStream rss;
			rss << attribute;
			return writeAttribute(name, rss.str());
		}

		XmlWriter& writeText(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

		XmlWriter& writeComment(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

		void writeStylesheetRef(std::string const& url);

		XmlWriter& writeBlankLine();

		void ensureTagClosed();

	private:

		void applyFormatting(XmlFormatting fmt);

		void writeDeclaration();

		void newlineIfNecessary();

		bool m_tagIsOpen = false;
		bool m_needsNewline = false;
		std::vector<std::string> m_tags;
		std::string m_indent;
		std::ostream& m_os;
	};

}

// end catch_xmlwriter.h
namespace Catch {

	class JunitReporter : public CumulativeReporterBase<JunitReporter> {
	public:
		JunitReporter(ReporterConfig const& _config);

		~JunitReporter() override;

		static std::string getDescription();

		void noMatchingTestCases(std::string const& /*spec*/) override;

		void testRunStarting(TestRunInfo const& runInfo) override;

		void testGroupStarting(GroupInfo const& groupInfo) override;

		void testCaseStarting(TestCaseInfo const& testCaseInfo) override;
		bool assertionEnded(AssertionStats const& assertionStats) override;

		void testCaseEnded(TestCaseStats const& testCaseStats) override;

		void testGroupEnded(TestGroupStats const& testGroupStats) override;

		void testRunEndedCumulative() override;

		void writeGroup(TestGroupNode const& groupNode, double suiteTime);

		void writeTestCase(TestCaseNode const& testCaseNode);

		void writeSection(std::string const& className,
			std::string const& rootName,
			SectionNode const& sectionNode);

		void writeAssertions(SectionNode const& sectionNode);
		void writeAssertion(AssertionStats const& stats);

		XmlWriter xml;
		Timer suiteTimer;
		std::string stdOutForSuite;
		std::string stdErrForSuite;
		unsigned int unexpectedExceptions = 0;
		bool m_okToFail = false;
	};

} // end namespace Catch

// end catch_reporter_junit.h
// start catch_reporter_xml.h

namespace Catch {
	class XmlReporter : public StreamingReporterBase<XmlReporter> {
	public:
		XmlReporter(ReporterConfig const& _config);

		~XmlReporter() override;

		static std::string getDescription();

		virtual std::string getStylesheetRef() const;

		void writeSourceInfo(SourceLineInfo const& sourceInfo);

	public: // StreamingReporterBase

		void noMatchingTestCases(std::string const& s) override;

		void testRunStarting(TestRunInfo const& testInfo) override;

		void testGroupStarting(GroupInfo const& groupInfo) override;

		void testCaseStarting(TestCaseInfo const& testInfo) override;

		void sectionStarting(SectionInfo const& sectionInfo) override;

		void assertionStarting(AssertionInfo const&) override;

		bool assertionEnded(AssertionStats const& assertionStats) override;

		void sectionEnded(SectionStats const& sectionStats) override;

		void testCaseEnded(TestCaseStats const& testCaseStats) override;

		void testGroupEnded(TestGroupStats const& testGroupStats) override;

		void testRunEnded(TestRunStats const& testRunStats) override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
		void benchmarkPreparing(std::string const& name) override;
		void benchmarkStarting(BenchmarkInfo const&) override;
		void benchmarkEnded(BenchmarkStats<> const&) override;
		void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	private:
		Timer m_testCaseTimer;
		XmlWriter m_xml;
		int m_sectionDepth = 0;
	};

} // end namespace Catch

// end catch_reporter_xml.h

// end catch_external_interfaces.h
#endif

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
// start catch_benchmarking_all.hpp

// A proxy header that includes all of the benchmarking headers to allow
// concise include of the benchmarking features. You should prefer the
// individual includes in standard use.

// start catch_benchmark.hpp

 // Benchmark

// start catch_chronometer.hpp

// User-facing chronometer


// start catch_clock.hpp

// Clocks


#include <chrono>
#include <ratio>

namespace Catch {
	namespace Benchmark {
		template <typename Clock>
		using ClockDuration = typename Clock::duration;
		template <typename Clock>
		using FloatDuration = std::chrono::duration<double, typename Clock::period>;

		template <typename Clock>
		using TimePoint = typename Clock::time_point;

		using default_clock = std::chrono::steady_clock;

		template <typename Clock>
		struct now {
			TimePoint<Clock> operator()() const {
				return Clock::now();
			}
		};

		using fp_seconds = std::chrono::duration<double, std::ratio<1>>;
	} // namespace Benchmark
} // namespace Catch

// end catch_clock.hpp
// start catch_optimizer.hpp

 // Hinting the optimizer


#if defined(_MSC_VER)
#   include <atomic> // atomic_thread_fence
#endif

namespace Catch {
	namespace Benchmark {
#if defined(__GNUC__) || defined(__clang__)
		template <typename T>
		inline void keep_memory(T* p) {
			asm volatile("" : : "g"(p) : "memory");
		}
		inline void keep_memory() {
			asm volatile("" : : : "memory");
		}

		namespace Detail {
			inline void optimizer_barrier() { keep_memory(); }
		} // namespace Detail
#elif defined(_MSC_VER)

#pragma optimize("", off)
		template <typename T>
		inline void keep_memory(T* p) {
			// thanks @milleniumbug
			*reinterpret_cast<char volatile*>(p) = *reinterpret_cast<char const volatile*>(p);
		}
		// TODO equivalent keep_memory()
#pragma optimize("", on)

		namespace Detail {
			inline void optimizer_barrier() {
				std::atomic_thread_fence(std::memory_order_seq_cst);
			}
		} // namespace Detail

#endif

		template <typename T>
		inline void deoptimize_value(T&& x) {
			keep_memory(&x);
		}

		template <typename Fn, typename... Args>
		inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<!std::is_same<void, decltype(fn(args...))>::value>::type {
			deoptimize_value(std::forward<Fn>(fn) (std::forward<Args...>(args...)));
		}

		template <typename Fn, typename... Args>
		inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<std::is_same<void, decltype(fn(args...))>::value>::type {
			std::forward<Fn>(fn) (std::forward<Args...>(args...));
		}
	} // namespace Benchmark
} // namespace Catch

// end catch_optimizer.hpp
// start catch_complete_invoke.hpp

// Invoke with a special case for void


#include <type_traits>
#include <utility>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename T>
			struct CompleteType { using type = T; };
			template <>
			struct CompleteType<void> { struct type {}; };

			template <typename T>
			using CompleteType_t = typename CompleteType<T>::type;

			template <typename Result>
			struct CompleteInvoker {
				template <typename Fun, typename... Args>
				static Result invoke(Fun&& fun, Args&&... args) {
					return std::forward<Fun>(fun)(std::forward<Args>(args)...);
				}
			};
			template <>
			struct CompleteInvoker<void> {
				template <typename Fun, typename... Args>
				static CompleteType_t<void> invoke(Fun&& fun, Args&&... args) {
					std::forward<Fun>(fun)(std::forward<Args>(args)...);
					return {};
				}
			};

			// invoke and not return void :(
			template <typename Fun, typename... Args>
			CompleteType_t<FunctionReturnType<Fun, Args...>> complete_invoke(Fun&& fun, Args&&... args) {
				return CompleteInvoker<FunctionReturnType<Fun, Args...>>::invoke(std::forward<Fun>(fun), std::forward<Args>(args)...);
			}

			const std::string benchmarkErrorMsg = "a benchmark failed to run successfully";
		} // namespace Detail

		template <typename Fun>
		Detail::CompleteType_t<FunctionReturnType<Fun>> user_code(Fun&& fun) {
			CATCH_TRY{
				return Detail::complete_invoke(std::forward<Fun>(fun));
			} CATCH_CATCH_ALL{
				getResultCapture().benchmarkFailed(translateActiveException());
				CATCH_RUNTIME_ERROR(Detail::benchmarkErrorMsg);
			}
		}
	} // namespace Benchmark
} // namespace Catch

// end catch_complete_invoke.hpp
namespace Catch {
	namespace Benchmark {
		namespace Detail {
			struct ChronometerConcept {
				virtual void start() = 0;
				virtual void finish() = 0;
				virtual ~ChronometerConcept() = default;
			};
			template <typename Clock>
			struct ChronometerModel final : public ChronometerConcept {
				void start() override { started = Clock::now(); }
				void finish() override { finished = Clock::now(); }

				ClockDuration<Clock> elapsed() const { return finished - started; }

				TimePoint<Clock> started;
				TimePoint<Clock> finished;
			};
		} // namespace Detail

		struct Chronometer {
		public:
			template <typename Fun>
			void measure(Fun&& fun) { measure(std::forward<Fun>(fun), is_callable<Fun(int)>()); }

			int runs() const { return k; }

			Chronometer(Detail::ChronometerConcept& meter, int k)
				: impl(&meter)
				, k(k) {}

		private:
			template <typename Fun>
			void measure(Fun&& fun, std::false_type) {
				measure([&fun](int) { return fun(); }, std::true_type());
			}

			template <typename Fun>
			void measure(Fun&& fun, std::true_type) {
				Detail::optimizer_barrier();
				impl->start();
				for (int i = 0; i < k; ++i) invoke_deoptimized(fun, i);
				impl->finish();
				Detail::optimizer_barrier();
			}

			Detail::ChronometerConcept* impl;
			int k;
		};
	} // namespace Benchmark
} // namespace Catch

// end catch_chronometer.hpp
// start catch_environment.hpp

// Environment information


namespace Catch {
	namespace Benchmark {
		template <typename Duration>
		struct EnvironmentEstimate {
			Duration mean;
			OutlierClassification outliers;

			template <typename Duration2>
			operator EnvironmentEstimate<Duration2>() const {
				return { mean, outliers };
			}
		};
		template <typename Clock>
		struct Environment {
			using clock_type = Clock;
			EnvironmentEstimate<FloatDuration<Clock>> clock_resolution;
			EnvironmentEstimate<FloatDuration<Clock>> clock_cost;
		};
	} // namespace Benchmark
} // namespace Catch

// end catch_environment.hpp
// start catch_execution_plan.hpp

 // Execution plan


// start catch_benchmark_function.hpp

 // Dumb std::function implementation for consistent call overhead


#include <cassert>
#include <type_traits>
#include <utility>
#include <memory>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename T>
			using Decay = typename std::decay<T>::type;
			template <typename T, typename U>
			struct is_related
				: std::is_same<Decay<T>, Decay<U>> {};

			/// We need to reinvent std::function because every piece of code that might add overhead
			/// in a measurement context needs to have consistent performance characteristics so that we
			/// can account for it in the measurement.
			/// Implementations of std::function with optimizations that aren't always applicable, like
			/// small buffer optimizations, are not uncommon.
			/// This is effectively an implementation of std::function without any such optimizations;
			/// it may be slow, but it is consistently slow.
			struct BenchmarkFunction {
			private:
				struct callable {
					virtual void call(Chronometer meter) const = 0;
					virtual callable* clone() const = 0;
					virtual ~callable() = default;
				};
				template <typename Fun>
				struct model : public callable {
					model(Fun&& fun) : fun(std::move(fun)) {}
					model(Fun const& fun) : fun(fun) {}

					model<Fun>* clone() const override { return new model<Fun>(*this); }

					void call(Chronometer meter) const override {
						call(meter, is_callable<Fun(Chronometer)>());
					}
					void call(Chronometer meter, std::true_type) const {
						fun(meter);
					}
					void call(Chronometer meter, std::false_type) const {
						meter.measure(fun);
					}

					Fun fun;
				};

				struct do_nothing { void operator()() const {} };

				template <typename T>
				BenchmarkFunction(model<T>* c) : f(c) {}

			public:
				BenchmarkFunction()
					: f(new model<do_nothing>{ {} }) {}

				template <typename Fun,
					typename std::enable_if<!is_related<Fun, BenchmarkFunction>::value, int>::type = 0>
					BenchmarkFunction(Fun&& fun)
					: f(new model<typename std::decay<Fun>::type>(std::forward<Fun>(fun))) {}

				BenchmarkFunction(BenchmarkFunction&& that)
					: f(std::move(that.f)) {}

				BenchmarkFunction(BenchmarkFunction const& that)
					: f(that.f->clone()) {}

				BenchmarkFunction& operator=(BenchmarkFunction&& that) {
					f = std::move(that.f);
					return *this;
				}

				BenchmarkFunction& operator=(BenchmarkFunction const& that) {
					f.reset(that.f->clone());
					return *this;
				}

				void operator()(Chronometer meter) const { f->call(meter); }

			private:
				std::unique_ptr<callable> f;
			};
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_benchmark_function.hpp
// start catch_repeat.hpp

// repeat algorithm


#include <type_traits>
#include <utility>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename Fun>
			struct repeater {
				void operator()(int k) const {
					for (int i = 0; i < k; ++i) {
						fun();
					}
				}
				Fun fun;
			};
			template <typename Fun>
			repeater<typename std::decay<Fun>::type> repeat(Fun&& fun) {
				return { std::forward<Fun>(fun) };
			}
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_repeat.hpp
// start catch_run_for_at_least.hpp

// Run a function for a minimum amount of time


// start catch_measure.hpp

// Measure


// start catch_timing.hpp

// Timing


#include <tuple>
#include <type_traits>

namespace Catch {
	namespace Benchmark {
		template <typename Duration, typename Result>
		struct Timing {
			Duration elapsed;
			Result result;
			int iterations;
		};
		template <typename Clock, typename Func, typename... Args>
		using TimingOf = Timing<ClockDuration<Clock>, Detail::CompleteType_t<FunctionReturnType<Func, Args...>>>;
	} // namespace Benchmark
} // namespace Catch

// end catch_timing.hpp
#include <utility>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename Clock, typename Fun, typename... Args>
			TimingOf<Clock, Fun, Args...> measure(Fun&& fun, Args&&... args) {
				auto start = Clock::now();
				auto&& r = Detail::complete_invoke(fun, std::forward<Args>(args)...);
				auto end = Clock::now();
				auto delta = end - start;
				return { delta, std::forward<decltype(r)>(r), 1 };
			}
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_measure.hpp
#include <utility>
#include <type_traits>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename Clock, typename Fun>
			TimingOf<Clock, Fun, int> measure_one(Fun&& fun, int iters, std::false_type) {
				return Detail::measure<Clock>(fun, iters);
			}
			template <typename Clock, typename Fun>
			TimingOf<Clock, Fun, Chronometer> measure_one(Fun&& fun, int iters, std::true_type) {
				Detail::ChronometerModel<Clock> meter;
				auto&& result = Detail::complete_invoke(fun, Chronometer(meter, iters));

				return { meter.elapsed(), std::move(result), iters };
			}

			template <typename Clock, typename Fun>
			using run_for_at_least_argument_t = typename std::conditional<is_callable<Fun(Chronometer)>::value, Chronometer, int>::type;

			struct optimized_away_error : std::exception {
				const char* what() const noexcept override {
					return "could not measure benchmark, maybe it was optimized away";
				}
			};

			template <typename Clock, typename Fun>
			TimingOf<Clock, Fun, run_for_at_least_argument_t<Clock, Fun>> run_for_at_least(ClockDuration<Clock> how_long, int seed, Fun&& fun) {
				auto iters = seed;
				while (iters < (1 << 30)) {
					auto&& Timing = measure_one<Clock>(fun, iters, is_callable<Fun(Chronometer)>());

					if (Timing.elapsed >= how_long) {
						return { Timing.elapsed, std::move(Timing.result), iters };
					}
					iters *= 2;
				}
				throw optimized_away_error{};
			}
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_run_for_at_least.hpp
#include <algorithm>

namespace Catch {
	namespace Benchmark {
		template <typename Duration>
		struct ExecutionPlan {
			int iterations_per_sample;
			Duration estimated_duration;
			Detail::BenchmarkFunction benchmark;
			Duration warmup_time;
			int warmup_iterations;

			template <typename Duration2>
			operator ExecutionPlan<Duration2>() const {
				return { iterations_per_sample, estimated_duration, benchmark, warmup_time, warmup_iterations };
			}

			template <typename Clock>
			std::vector<FloatDuration<Clock>> run(const IConfig& cfg, Environment<FloatDuration<Clock>> env) const {
				// warmup a bit
				Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations, Detail::repeat(now<Clock>{}));

				std::vector<FloatDuration<Clock>> times;
				times.reserve(cfg.benchmarkSamples());
				std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] {
					Detail::ChronometerModel<Clock> model;
					this->benchmark(Chronometer(model, iterations_per_sample));
					auto sample_time = model.elapsed() - env.clock_cost.mean;
					if (sample_time < FloatDuration<Clock>::zero()) sample_time = FloatDuration<Clock>::zero();
					return sample_time / iterations_per_sample;
					});
				return times;
			}
		};
	} // namespace Benchmark
} // namespace Catch

// end catch_execution_plan.hpp
// start catch_estimate_clock.hpp

 // Environment measurement


// start catch_stats.hpp

// Statistical analysis tools


#include <algorithm>
#include <functional>
#include <vector>
#include <iterator>
#include <numeric>
#include <tuple>
#include <cmath>
#include <utility>
#include <cstddef>
#include <random>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			using sample = std::vector<double>;

			double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last);

			template <typename Iterator>
			OutlierClassification classify_outliers(Iterator first, Iterator last) {
				std::vector<double> copy(first, last);

				auto q1 = weighted_average_quantile(1, 4, copy.begin(), copy.end());
				auto q3 = weighted_average_quantile(3, 4, copy.begin(), copy.end());
				auto iqr = q3 - q1;
				auto los = q1 - (iqr * 3.);
				auto lom = q1 - (iqr * 1.5);
				auto him = q3 + (iqr * 1.5);
				auto his = q3 + (iqr * 3.);

				OutlierClassification o;
				for (; first != last; ++first) {
					auto&& t = *first;
					if (t < los) ++o.low_severe;
					else if (t < lom) ++o.low_mild;
					else if (t > his) ++o.high_severe;
					else if (t > him) ++o.high_mild;
					++o.samples_seen;
				}
				return o;
			}

			template <typename Iterator>
			double mean(Iterator first, Iterator last) {
				auto count = last - first;
				double sum = std::accumulate(first, last, 0.);
				return sum / count;
			}

			template <typename URng, typename Iterator, typename Estimator>
			sample resample(URng& rng, int resamples, Iterator first, Iterator last, Estimator& estimator) {
				auto n = last - first;
				std::uniform_int_distribution<decltype(n)> dist(0, n - 1);

				sample out;
				out.reserve(resamples);
				std::generate_n(std::back_inserter(out), resamples, [n, first, &estimator, &dist, &rng] {
					std::vector<double> resampled;
					resampled.reserve(n);
					std::generate_n(std::back_inserter(resampled), n, [first, &dist, &rng] { return first[dist(rng)]; });
					return estimator(resampled.begin(), resampled.end());
					});
				std::sort(out.begin(), out.end());
				return out;
			}

			template <typename Estimator, typename Iterator>
			sample jackknife(Estimator&& estimator, Iterator first, Iterator last) {
				auto n = last - first;
				auto second = std::next(first);
				sample results;
				results.reserve(n);

				for (auto it = first; it != last; ++it) {
					std::iter_swap(it, first);
					results.push_back(estimator(second, last));
				}

				return results;
			}

			inline double normal_cdf(double x) {
				return std::erfc(-x / std::sqrt(2.0)) / 2.0;
			}

			double erfc_inv(double x);

			double normal_quantile(double p);

			template <typename Iterator, typename Estimator>
			Estimate<double> bootstrap(double confidence_level, Iterator first, Iterator last, sample const& resample, Estimator&& estimator) {
				auto n_samples = last - first;

				double point = estimator(first, last);
				// Degenerate case with a single sample
				if (n_samples == 1) return { point, point, point, confidence_level };

				sample jack = jackknife(estimator, first, last);
				double jack_mean = mean(jack.begin(), jack.end());
				double sum_squares, sum_cubes;
				std::tie(sum_squares, sum_cubes) = std::accumulate(jack.begin(), jack.end(), std::make_pair(0., 0.), [jack_mean](std::pair<double, double> sqcb, double x) -> std::pair<double, double> {
					auto d = jack_mean - x;
					auto d2 = d * d;
					auto d3 = d2 * d;
					return { sqcb.first + d2, sqcb.second + d3 };
					});

				double accel = sum_cubes / (6 * std::pow(sum_squares, 1.5));
				int n = static_cast<int>(resample.size());
				double prob_n = std::count_if(resample.begin(), resample.end(), [point](double x) { return x < point; }) / (double)n;
				// degenerate case with uniform samples
				if (prob_n == 0) return { point, point, point, confidence_level };

				double bias = normal_quantile(prob_n);
				double z1 = normal_quantile((1. - confidence_level) / 2.);

				auto cumn = [n](double x) -> int {
					return std::lround(normal_cdf(x) * n); };
				auto a = [bias, accel](double b) { return bias + b / (1. - accel * b); };
				double b1 = bias + z1;
				double b2 = bias - z1;
				double a1 = a(b1);
				double a2 = a(b2);
				auto lo = std::max(cumn(a1), 0);
				auto hi = std::min(cumn(a2), n - 1);

				return { point, resample[lo], resample[hi], confidence_level };
			}

			double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n);

			struct bootstrap_analysis {
				Estimate<double> mean;
				Estimate<double> standard_deviation;
				double outlier_variance;
			};

			bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last);
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_stats.hpp
#include <algorithm>
#include <iterator>
#include <tuple>
#include <vector>
#include <cmath>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename Clock>
			std::vector<double> resolution(int k) {
				std::vector<TimePoint<Clock>> times;
				times.reserve(k + 1);
				std::generate_n(std::back_inserter(times), k + 1, now<Clock>{});

				std::vector<double> deltas;
				deltas.reserve(k);
				std::transform(std::next(times.begin()), times.end(), times.begin(),
					std::back_inserter(deltas),
					[](TimePoint<Clock> a, TimePoint<Clock> b) { return static_cast<double>((a - b).count()); });

				return deltas;
			}

			const auto warmup_iterations = 10000;
			const auto warmup_time = std::chrono::milliseconds(100);
			const auto minimum_ticks = 1000;
			const auto warmup_seed = 10000;
			const auto clock_resolution_estimation_time = std::chrono::milliseconds(500);
			const auto clock_cost_estimation_time_limit = std::chrono::seconds(1);
			const auto clock_cost_estimation_tick_limit = 100000;
			const auto clock_cost_estimation_time = std::chrono::milliseconds(10);
			const auto clock_cost_estimation_iterations = 10000;

			template <typename Clock>
			int warmup() {
				return run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_seed, &resolution<Clock>)
					.iterations;
			}
			template <typename Clock>
			EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_resolution(int iterations) {
				auto r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_resolution_estimation_time), iterations, &resolution<Clock>)
					.result;
				return {
					FloatDuration<Clock>(mean(r.begin(), r.end())),
					classify_outliers(r.begin(), r.end()),
				};
			}
			template <typename Clock>
			EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_cost(FloatDuration<Clock> resolution) {
				auto time_limit = std::min(resolution * clock_cost_estimation_tick_limit, FloatDuration<Clock>(clock_cost_estimation_time_limit));
				auto time_clock = [](int k) {
					return Detail::measure<Clock>([k] {
						for (int i = 0; i < k; ++i) {
							volatile auto ignored = Clock::now();
							(void)ignored;
						}
						}).elapsed;
				};
				time_clock(1);
				int iters = clock_cost_estimation_iterations;
				auto&& r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_cost_estimation_time), iters, time_clock);
				std::vector<double> times;
				int nsamples = static_cast<int>(std::ceil(time_limit / r.elapsed));
				times.reserve(nsamples);
				std::generate_n(std::back_inserter(times), nsamples, [time_clock, &r] {
					return static_cast<double>((time_clock(r.iterations) / r.iterations).count());
					});
				return {
					FloatDuration<Clock>(mean(times.begin(), times.end())),
					classify_outliers(times.begin(), times.end()),
				};
			}

			template <typename Clock>
			Environment<FloatDuration<Clock>> measure_environment() {
				static Environment<FloatDuration<Clock>>* env = nullptr;
				if (env) {
					return *env;
				}

				auto iters = Detail::warmup<Clock>();
				auto resolution = Detail::estimate_clock_resolution<Clock>(iters);
				auto cost = Detail::estimate_clock_cost<Clock>(resolution.mean);

				env = new Environment<FloatDuration<Clock>>{ resolution, cost };
				return *env;
			}
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_estimate_clock.hpp
// start catch_analyse.hpp

 // Run and analyse one benchmark


// start catch_sample_analysis.hpp

// Benchmark results


#include <algorithm>
#include <vector>
#include <string>
#include <iterator>

namespace Catch {
	namespace Benchmark {
		template <typename Duration>
		struct SampleAnalysis {
			std::vector<Duration> samples;
			Estimate<Duration> mean;
			Estimate<Duration> standard_deviation;
			OutlierClassification outliers;
			double outlier_variance;

			template <typename Duration2>
			operator SampleAnalysis<Duration2>() const {
				std::vector<Duration2> samples2;
				samples2.reserve(samples.size());
				std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) { return Duration2(d); });
				return {
					std::move(samples2),
					mean,
					standard_deviation,
					outliers,
					outlier_variance,
				};
			}
		};
	} // namespace Benchmark
} // namespace Catch

// end catch_sample_analysis.hpp
#include <algorithm>
#include <iterator>
#include <vector>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename Duration, typename Iterator>
			SampleAnalysis<Duration> analyse(const IConfig& cfg, Environment<Duration>, Iterator first, Iterator last) {
				if (!cfg.benchmarkNoAnalysis()) {
					std::vector<double> samples;
					samples.reserve(last - first);
					std::transform(first, last, std::back_inserter(samples), [](Duration d) { return d.count(); });

					auto analysis = Catch::Benchmark::Detail::analyse_samples(cfg.benchmarkConfidenceInterval(), cfg.benchmarkResamples(), samples.begin(), samples.end());
					auto outliers = Catch::Benchmark::Detail::classify_outliers(samples.begin(), samples.end());

					auto wrap_estimate = [](Estimate<double> e) {
						return Estimate<Duration> {
							Duration(e.point),
								Duration(e.lower_bound),
								Duration(e.upper_bound),
								e.confidence_interval,
						};
					};
					std::vector<Duration> samples2;
					samples2.reserve(samples.size());
					std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](double d) { return Duration(d); });
					return {
						std::move(samples2),
						wrap_estimate(analysis.mean),
						wrap_estimate(analysis.standard_deviation),
						outliers,
						analysis.outlier_variance,
					};
				}
				else {
					std::vector<Duration> samples;
					samples.reserve(last - first);

					Duration mean = Duration(0);
					int i = 0;
					for (auto it = first; it < last; ++it, ++i) {
						samples.push_back(Duration(*it));
						mean += Duration(*it);
					}
					mean /= i;

					return {
						std::move(samples),
						Estimate<Duration>{mean, mean, mean, 0.0},
						Estimate<Duration>{Duration(0), Duration(0), Duration(0), 0.0},
						OutlierClassification{},
						0.0
					};
				}
			}
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

// end catch_analyse.hpp
#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <cmath>

namespace Catch {
	namespace Benchmark {
		struct Benchmark {
			Benchmark(std::string&& name)
				: name(std::move(name)) {}

			template <class FUN>
			Benchmark(std::string&& name, FUN&& func)
				: fun(std::move(func)), name(std::move(name)) {}

			template <typename Clock>
			ExecutionPlan<FloatDuration<Clock>> prepare(const IConfig& cfg, Environment<FloatDuration<Clock>> env) const {
				auto min_time = env.clock_resolution.mean * Detail::minimum_ticks;
				auto run_time = std::max(min_time, std::chrono::duration_cast<decltype(min_time)>(cfg.benchmarkWarmupTime()));
				auto&& test = Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(run_time), 1, fun);
				int new_iters = static_cast<int>(std::ceil(min_time * test.iterations / test.elapsed));
				return { new_iters, test.elapsed / test.iterations * new_iters * cfg.benchmarkSamples(), fun, std::chrono::duration_cast<FloatDuration<Clock>>(cfg.benchmarkWarmupTime()), Detail::warmup_iterations };
			}

			template <typename Clock = default_clock>
			void run() {
				IConfigPtr cfg = getCurrentContext().getConfig();

				auto env = Detail::measure_environment<Clock>();

				getResultCapture().benchmarkPreparing(name);
				CATCH_TRY{
					auto plan = user_code([&] {
						return prepare<Clock>(*cfg, env);
					});

					BenchmarkInfo info {
						name,
						plan.estimated_duration.count(),
						plan.iterations_per_sample,
						cfg->benchmarkSamples(),
						cfg->benchmarkResamples(),
						env.clock_resolution.mean.count(),
						env.clock_cost.mean.count()
					};

					getResultCapture().benchmarkStarting(info);

					auto samples = user_code([&] {
						return plan.template run<Clock>(*cfg, env);
					});

					auto analysis = Detail::analyse(*cfg, env, samples.begin(), samples.end());
					BenchmarkStats<FloatDuration<Clock>> stats{ info, analysis.samples, analysis.mean, analysis.standard_deviation, analysis.outliers, analysis.outlier_variance };
					getResultCapture().benchmarkEnded(stats);

				} CATCH_CATCH_ALL{
					if (translateActiveException() != Detail::benchmarkErrorMsg) // benchmark errors have been reported, otherwise rethrow.
						std::rethrow_exception(std::current_exception());
				}
			}

			// sets lambda to be used in fun *and* executes benchmark!
			template <typename Fun,
				typename std::enable_if<!Detail::is_related<Fun, Benchmark>::value, int>::type = 0>
				Benchmark& operator=(Fun func) {
				fun = Detail::BenchmarkFunction(func);
				run();
				return *this;
			}

			explicit operator bool() {
				return true;
			}

		private:
			Detail::BenchmarkFunction fun;
			std::string name;
		};
	}
} // namespace Catch

#define INTERNAL_CATCH_GET_1_ARG(arg1, arg2, ...) arg1
#define INTERNAL_CATCH_GET_2_ARG(arg1, arg2, ...) arg2

#define INTERNAL_CATCH_BENCHMARK(BenchmarkName, name, benchmarkIndex)\
    if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
        BenchmarkName = [&](int benchmarkIndex)

#define INTERNAL_CATCH_BENCHMARK_ADVANCED(BenchmarkName, name)\
    if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
        BenchmarkName = [&]

// end catch_benchmark.hpp
// start catch_constructor.hpp

// Constructor and destructor helpers


#include <type_traits>

namespace Catch {
	namespace Benchmark {
		namespace Detail {
			template <typename T, bool Destruct>
			struct ObjectStorage
			{
				using TStorage = typename std::aligned_storage<sizeof(T), std::alignment_of<T>::value>::type;

				ObjectStorage() : data() {}

				ObjectStorage(const ObjectStorage& other)
				{
					new(&data) T(other.stored_object());
				}

				ObjectStorage(ObjectStorage&& other)
				{
					new(&data) T(std::move(other.stored_object()));
				}

				~ObjectStorage() { destruct_on_exit<T>(); }

				template <typename... Args>
				void construct(Args&&... args)
				{
					new (&data) T(std::forward<Args>(args)...);
				}

				template <bool AllowManualDestruction = !Destruct>
				typename std::enable_if<AllowManualDestruction>::type destruct()
				{
					stored_object().~T();
				}

			private:
				// If this is a constructor benchmark, destruct the underlying object
				template <typename U>
				void destruct_on_exit(typename std::enable_if<Destruct, U>::type* = 0) { destruct<true>(); }
				// Otherwise, don't
				template <typename U>
				void destruct_on_exit(typename std::enable_if<!Destruct, U>::type* = 0) { }

				T& stored_object() {
					return *static_cast<T*>(static_cast<void*>(&data));
				}

				T const& stored_object() const {
					return *static_cast<T*>(static_cast<void*>(&data));
				}

				TStorage data;
			};
		}

		template <typename T>
		using storage_for = Detail::ObjectStorage<T, true>;

		template <typename T>
		using destructable_object = Detail::ObjectStorage<T, false>;
	}
}

// end catch_constructor.hpp
// end catch_benchmarking_all.hpp
#endif

#endif // ! CATCH_CONFIG_IMPL_ONLY

#ifdef CATCH_IMPL
// start catch_impl.hpp

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#endif

// Keep these here for external reporters
// start catch_test_case_tracker.h

#include <string>
#include <vector>
#include <memory>

namespace Catch {
	namespace TestCaseTracking {

		struct NameAndLocation {
			std::string name;
			SourceLineInfo location;

			NameAndLocation(std::string const& _name, SourceLineInfo const& _location);
			friend bool operator==(NameAndLocation const& lhs, NameAndLocation const& rhs) {
				return lhs.name == rhs.name
					&& lhs.location == rhs.location;
			}
		};

		class ITracker;

		using ITrackerPtr = std::shared_ptr<ITracker>;

		class  ITracker {
			NameAndLocation m_nameAndLocation;

		public:
			ITracker(NameAndLocation const& nameAndLoc) :
				m_nameAndLocation(nameAndLoc)
			{}

			// static queries
			NameAndLocation const& nameAndLocation() const {
				return m_nameAndLocation;
			}

			virtual ~ITracker();

			// dynamic queries
			virtual bool isComplete() const = 0; // Successfully completed or failed
			virtual bool isSuccessfullyCompleted() const = 0;
			virtual bool isOpen() const = 0; // Started but not complete
			virtual bool hasChildren() const = 0;
			virtual bool hasStarted() const = 0;

			virtual ITracker& parent() = 0;

			// actions
			virtual void close() = 0; // Successfully complete
			virtual void fail() = 0;
			virtual void markAsNeedingAnotherRun() = 0;

			virtual void addChild(ITrackerPtr const& child) = 0;
			virtual ITrackerPtr findChild(NameAndLocation const& nameAndLocation) = 0;
			virtual void openChild() = 0;

			// Debug/ checking
			virtual bool isSectionTracker() const = 0;
			virtual bool isGeneratorTracker() const = 0;
		};

		class TrackerContext {

			enum RunState {
				NotStarted,
				Executing,
				CompletedCycle
			};

			ITrackerPtr m_rootTracker;
			ITracker* m_currentTracker = nullptr;
			RunState m_runState = NotStarted;

		public:

			ITracker& startRun();
			void endRun();

			void startCycle();
			void completeCycle();

			bool completedCycle() const;
			ITracker& currentTracker();
			void setCurrentTracker(ITracker* tracker);
		};

		class TrackerBase : public ITracker {
		protected:
			enum CycleState {
				NotStarted,
				Executing,
				ExecutingChildren,
				NeedsAnotherRun,
				CompletedSuccessfully,
				Failed
			};

			using Children = std::vector<ITrackerPtr>;
			TrackerContext& m_ctx;
			ITracker* m_parent;
			Children m_children;
			CycleState m_runState = NotStarted;

		public:
			TrackerBase(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent);

			bool isComplete() const override;
			bool isSuccessfullyCompleted() const override;
			bool isOpen() const override;
			bool hasChildren() const override;
			bool hasStarted() const override {
				return m_runState != NotStarted;
			}

			void addChild(ITrackerPtr const& child) override;

			ITrackerPtr findChild(NameAndLocation const& nameAndLocation) override;
			ITracker& parent() override;

			void openChild() override;

			bool isSectionTracker() const override;
			bool isGeneratorTracker() const override;

			void open();

			void close() override;
			void fail() override;
			void markAsNeedingAnotherRun() override;

		private:
			void moveToParent();
			void moveToThis();
		};

		class SectionTracker : public TrackerBase {
			std::vector<std::string> m_filters;
			std::string m_trimmed_name;
		public:
			SectionTracker(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent);

			bool isSectionTracker() const override;

			bool isComplete() const override;

			static SectionTracker& acquire(TrackerContext& ctx, NameAndLocation const& nameAndLocation);

			void tryOpen();

			void addInitialFilters(std::vector<std::string> const& filters);
			void addNextFilters(std::vector<std::string> const& filters);
			//! Returns filters active in this tracker
			std::vector<std::string> const& getFilters() const;
			//! Returns whitespace-trimmed name of the tracked section
			std::string const& trimmedName() const;
		};

	} // namespace TestCaseTracking

	using TestCaseTracking::ITracker;
	using TestCaseTracking::TrackerContext;
	using TestCaseTracking::SectionTracker;

} // namespace Catch

// end catch_test_case_tracker.h

// start catch_leak_detector.h

namespace Catch {

	struct LeakDetector {
		LeakDetector();
		~LeakDetector();
	};

}
// end catch_leak_detector.h
// Cpp files will be included in the single-header file here
// start catch_stats.cpp

// Statistical analysis tools

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)

#include <cassert>
#include <random>

#if defined(CATCH_CONFIG_USE_ASYNC)
#include <future>
#endif

namespace {
	double erf_inv(double x) {
		// Code accompanying the article "Approximating the erfinv function" in GPU Computing Gems, Volume 2
		double w, p;

		w = -log((1.0 - x) * (1.0 + x));

		if (w < 6.250000) {
			w = w - 3.125000;
			p = -3.6444120640178196996e-21;
			p = -1.685059138182016589e-19 + p * w;
			p = 1.2858480715256400167e-18 + p * w;
			p = 1.115787767802518096e-17 + p * w;
			p = -1.333171662854620906e-16 + p * w;
			p = 2.0972767875968561637e-17 + p * w;
			p = 6.6376381343583238325e-15 + p * w;
			p = -4.0545662729752068639e-14 + p * w;
			p = -8.1519341976054721522e-14 + p * w;
			p = 2.6335093153082322977e-12 + p * w;
			p = -1.2975133253453532498e-11 + p * w;
			p = -5.4154120542946279317e-11 + p * w;
			p = 1.051212273321532285e-09 + p * w;
			p = -4.1126339803469836976e-09 + p * w;
			p = -2.9070369957882005086e-08 + p * w;
			p = 4.2347877827932403518e-07 + p * w;
			p = -1.3654692000834678645e-06 + p * w;
			p = -1.3882523362786468719e-05 + p * w;
			p = 0.0001867342080340571352 + p * w;
			p = -0.00074070253416626697512 + p * w;
			p = -0.0060336708714301490533 + p * w;
			p = 0.24015818242558961693 + p * w;
			p = 1.6536545626831027356 + p * w;
		}
		else if (w < 16.000000) {
			w = sqrt(w) - 3.250000;
			p = 2.2137376921775787049e-09;
			p = 9.0756561938885390979e-08 + p * w;
			p = -2.7517406297064545428e-07 + p * w;
			p = 1.8239629214389227755e-08 + p * w;
			p = 1.5027403968909827627e-06 + p * w;
			p = -4.013867526981545969e-06 + p * w;
			p = 2.9234449089955446044e-06 + p * w;
			p = 1.2475304481671778723e-05 + p * w;
			p = -4.7318229009055733981e-05 + p * w;
			p = 6.8284851459573175448e-05 + p * w;
			p = 2.4031110387097893999e-05 + p * w;
			p = -0.0003550375203628474796 + p * w;
			p = 0.00095328937973738049703 + p * w;
			p = -0.0016882755560235047313 + p * w;
			p = 0.0024914420961078508066 + p * w;
			p = -0.0037512085075692412107 + p * w;
			p = 0.005370914553590063617 + p * w;
			p = 1.0052589676941592334 + p * w;
			p = 3.0838856104922207635 + p * w;
		}
		else {
			w = sqrt(w) - 5.000000;
			p = -2.7109920616438573243e-11;
			p = -2.5556418169965252055e-10 + p * w;
			p = 1.5076572693500548083e-09 + p * w;
			p = -3.7894654401267369937e-09 + p * w;
			p = 7.6157012080783393804e-09 + p * w;
			p = -1.4960026627149240478e-08 + p * w;
			p = 2.9147953450901080826e-08 + p * w;
			p = -6.7711997758452339498e-08 + p * w;
			p = 2.2900482228026654717e-07 + p * w;
			p = -9.9298272942317002539e-07 + p * w;
			p = 4.5260625972231537039e-06 + p * w;
			p = -1.9681778105531670567e-05 + p * w;
			p = 7.5995277030017761139e-05 + p * w;
			p = -0.00021503011930044477347 + p * w;
			p = -0.00013871931833623122026 + p * w;
			p = 1.0103004648645343977 + p * w;
			p = 4.8499064014085844221 + p * w;
		}
		return p * x;
	}

	double standard_deviation(std::vector<double>::iterator first, std::vector<double>::iterator last) {
		auto m = Catch::Benchmark::Detail::mean(first, last);
		double variance = std::accumulate(first, last, 0., [m](double a, double b) {
			double diff = b - m;
			return a + diff * diff;
			}) / (last - first);
			return std::sqrt(variance);
	}

}

namespace Catch {
	namespace Benchmark {
		namespace Detail {

			double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last) {
				auto count = last - first;
				double idx = (count - 1) * k / static_cast<double>(q);
				int j = static_cast<int>(idx);
				double g = idx - j;
				std::nth_element(first, first + j, last);
				auto xj = first[j];
				if (g == 0) return xj;

				auto xj1 = *std::min_element(first + (j + 1), last);
				return xj + g * (xj1 - xj);
			}

			double erfc_inv(double x) {
				return erf_inv(1.0 - x);
			}

			double normal_quantile(double p) {
				static const double ROOT_TWO = std::sqrt(2.0);

				double result = 0.0;
				assert(p >= 0 && p <= 1);
				if (p < 0 || p > 1) {
					return result;
				}

				result = -erfc_inv(2.0 * p);
				// result *= normal distribution standard deviation (1.0) * sqrt(2)
				result *= /*sd * */ ROOT_TWO;
				// result += normal disttribution mean (0)
				return result;
			}

			double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n) {
				double sb = stddev.point;
				double mn = mean.point / n;
				double mg_min = mn / 2.;
				double sg = std::min(mg_min / 4., sb / std::sqrt(n));
				double sg2 = sg * sg;
				double sb2 = sb * sb;

				auto c_max = [n, mn, sb2, sg2](double x) -> double {
					double k = mn - x;
					double d = k * k;
					double nd = n * d;
					double k0 = -n * nd;
					double k1 = sb2 - n * sg2 + nd;
					double det = k1 * k1 - 4 * sg2 * k0;
					return (int)(-2. * k0 / (k1 + std::sqrt(det)));
				};

				auto var_out = [n, sb2, sg2](double c) {
					double nc = n - c;
					return (nc / n) * (sb2 - nc * sg2);
				};

				return std::min(var_out(1), var_out(std::min(c_max(0.), c_max(mg_min)))) / sb2;
			}

			bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last) {
				CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
					CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
					static std::random_device entropy;
				CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

					auto n = static_cast<int>(last - first); // seriously, one can't use integral types without hell in C++

				auto mean = &Detail::mean<std::vector<double>::iterator>;
				auto stddev = &standard_deviation;

#if defined(CATCH_CONFIG_USE_ASYNC)
				auto Estimate = [=](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
					auto seed = entropy();
					return std::async(std::launch::async, [=] {
						std::mt19937 rng(seed);
						auto resampled = resample(rng, n_resamples, first, last, f);
						return bootstrap(confidence_level, first, last, resampled, f);
						});
				};

				auto mean_future = Estimate(mean);
				auto stddev_future = Estimate(stddev);

				auto mean_estimate = mean_future.get();
				auto stddev_estimate = stddev_future.get();
#else
				auto Estimate = [=](double(*f)(std::vector<double>::iterator, std::vector<double>::iterator)) {
					auto seed = entropy();
					std::mt19937 rng(seed);
					auto resampled = resample(rng, n_resamples, first, last, f);
					return bootstrap(confidence_level, first, last, resampled, f);
				};

				auto mean_estimate = Estimate(mean);
				auto stddev_estimate = Estimate(stddev);
#endif // CATCH_USE_ASYNC

				double outlier_variance = Detail::outlier_variance(mean_estimate, stddev_estimate, n);

				return { mean_estimate, stddev_estimate, outlier_variance };
			}
		} // namespace Detail
	} // namespace Benchmark
} // namespace Catch

#endif // CATCH_CONFIG_ENABLE_BENCHMARKING
// end catch_stats.cpp
// start catch_approx.cpp

#include <cmath>
#include <limits>

namespace {

	// Performs equivalent check of std::fabs(lhs - rhs) <= margin
	// But without the subtraction to allow for INFINITY in comparison
	bool marginComparison(double lhs, double rhs, double margin) {
		return (lhs + margin >= rhs) && (rhs + margin >= lhs);
	}

}

namespace Catch {
	namespace Detail {

		Approx::Approx(double value)
			: m_epsilon(std::numeric_limits<float>::epsilon() * 100),
			m_margin(0.0),
			m_scale(0.0),
			m_value(value)
		{}

		Approx Approx::custom() {
			return Approx(0);
		}

		Approx Approx::operator-() const {
			auto temp(*this);
			temp.m_value = -temp.m_value;
			return temp;
		}

		std::string Approx::toString() const {
			ReusableStringStream rss;
			rss << "Approx( " << ::Catch::Detail::stringify(m_value) << " )";
			return rss.str();
		}

		bool Approx::equalityComparisonImpl(const double other) const {
			// First try with fixed margin, then compute margin based on epsilon, scale and Approx's value
			// Thanks to Richard Harris for his help refining the scaled margin value
			return marginComparison(m_value, other, m_margin)
				|| marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(std::isinf(m_value) ? 0 : m_value)));
		}

		void Approx::setMargin(double newMargin) {
			CATCH_ENFORCE(newMargin >= 0,
				"Invalid Approx::margin: " << newMargin << '.'
				<< " Approx::Margin has to be non-negative.");
			m_margin = newMargin;
		}

		void Approx::setEpsilon(double newEpsilon) {
			CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0,
				"Invalid Approx::epsilon: " << newEpsilon << '.'
				<< " Approx::epsilon has to be in [0, 1]");
			m_epsilon = newEpsilon;
		}

	} // end namespace Detail

	namespace literals {
		Detail::Approx operator "" _a(long double val) {
			return Detail::Approx(val);
		}
		Detail::Approx operator "" _a(unsigned long long val) {
			return Detail::Approx(val);
		}
	} // end namespace literals

	std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value) {
		return value.toString();
	}

} // end namespace Catch
// end catch_approx.cpp
// start catch_assertionhandler.cpp

// start catch_debugger.h

namespace Catch {
	bool isDebuggerActive();
}

#ifdef CATCH_PLATFORM_MAC

#if defined(__i386__) || defined(__x86_64__)
#define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
#elif defined(__aarch64__)
#define CATCH_TRAP()  __asm__(".inst 0xd4200000")
#endif

#elif defined(CATCH_PLATFORM_IPHONE)

// use inline assembler
#if defined(__i386__) || defined(__x86_64__)
#define CATCH_TRAP()  __asm__("int $3")
#elif defined(__aarch64__)
#define CATCH_TRAP()  __asm__(".inst 0xd4200000")
#elif defined(__arm__) && !defined(__thumb__)
#define CATCH_TRAP()  __asm__(".inst 0xe7f001f0")
#elif defined(__arm__) &&  defined(__thumb__)
#define CATCH_TRAP()  __asm__(".inst 0xde01")
#endif

#elif defined(CATCH_PLATFORM_LINUX)
// If we can use inline assembler, do it because this allows us to break
// directly at the location of the failing check instead of breaking inside
// raise() called from it, i.e. one stack frame below.
#if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
#define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */
#else // Fall back to the generic way.
#include <signal.h>

#define CATCH_TRAP() raise(SIGTRAP)
#endif
#elif defined(_MSC_VER)
#define CATCH_TRAP() __debugbreak()
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) void __stdcall DebugBreak();
#define CATCH_TRAP() DebugBreak()
#endif

#ifndef CATCH_BREAK_INTO_DEBUGGER
#ifdef CATCH_TRAP
#define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
#else
#define CATCH_BREAK_INTO_DEBUGGER() []{}()
#endif
#endif

// end catch_debugger.h
// start catch_run_context.h

// start catch_fatal_condition.h

// start catch_windows_h_proxy.h


#if defined(CATCH_PLATFORM_WINDOWS)

#if !defined(NOMINMAX) && !defined(CATCH_CONFIG_NO_NOMINMAX)
#  define CATCH_DEFINED_NOMINMAX
#  define NOMINMAX
#endif
#if !defined(WIN32_LEAN_AND_MEAN) && !defined(CATCH_CONFIG_NO_WIN32_LEAN_AND_MEAN)
#  define CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#  define WIN32_LEAN_AND_MEAN
#endif

#ifdef __AFXDLL
#include <AfxWin.h>
#else
#include <windows.h>
#endif

#ifdef CATCH_DEFINED_NOMINMAX
#  undef NOMINMAX
#endif
#ifdef CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#  undef WIN32_LEAN_AND_MEAN
#endif

#endif // defined(CATCH_PLATFORM_WINDOWS)

// end catch_windows_h_proxy.h
#if defined( CATCH_CONFIG_WINDOWS_SEH )

namespace Catch {

	struct FatalConditionHandler {

		static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo);
		FatalConditionHandler();
		static void reset();
		~FatalConditionHandler();

	private:
		static bool isSet;
		static ULONG guaranteeSize;
		static PVOID exceptionHandlerHandle;
	};

} // namespace Catch

#elif defined ( CATCH_CONFIG_POSIX_SIGNALS )

#include <signal.h>

namespace Catch {

	struct FatalConditionHandler {

		static bool isSet;
		static struct sigaction oldSigActions[];
		static stack_t oldSigStack;
		static char altStackMem[];

		static void handleSignal(int sig);

		FatalConditionHandler();
		~FatalConditionHandler();
		static void reset();
	};

} // namespace Catch

#else

namespace Catch {
	struct FatalConditionHandler {
		void reset();
	};
}

#endif

// end catch_fatal_condition.h
#include <string>

namespace Catch {

	struct IMutableContext;

	///////////////////////////////////////////////////////////////////////////

	class RunContext : public IResultCapture, public IRunner {

	public:
		RunContext(RunContext const&) = delete;
		RunContext& operator =(RunContext const&) = delete;

		explicit RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter);

		~RunContext() override;

		void testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount);
		void testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount);

		Totals runTest(TestCase const& testCase);

		IConfigPtr config() const;
		IStreamingReporter& reporter() const;

	public: // IResultCapture

		// Assertion handlers
		void handleExpr
		(AssertionInfo const& info,
			ITransientExpression const& expr,
			AssertionReaction& reaction) override;
		void handleMessage
		(AssertionInfo const& info,
			ResultWas::OfType resultType,
			StringRef const& message,
			AssertionReaction& reaction) override;
		void handleUnexpectedExceptionNotThrown
		(AssertionInfo const& info,
			AssertionReaction& reaction) override;
		void handleUnexpectedInflightException
		(AssertionInfo const& info,
			std::string const& message,
			AssertionReaction& reaction) override;
		void handleIncomplete
		(AssertionInfo const& info) override;
		void handleNonExpr
		(AssertionInfo const& info,
			ResultWas::OfType resultType,
			AssertionReaction& reaction) override;

		bool sectionStarted(SectionInfo const& sectionInfo, Counts& assertions) override;

		void sectionEnded(SectionEndInfo const& endInfo) override;
		void sectionEndedEarly(SectionEndInfo const& endInfo) override;

		auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo)->IGeneratorTracker & override;

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
		void benchmarkPreparing(std::string const& name) override;
		void benchmarkStarting(BenchmarkInfo const& info) override;
		void benchmarkEnded(BenchmarkStats<> const& stats) override;
		void benchmarkFailed(std::string const& error) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

		void pushScopedMessage(MessageInfo const& message) override;
		void popScopedMessage(MessageInfo const& message) override;

		void emplaceUnscopedMessage(MessageBuilder const& builder) override;

		std::string getCurrentTestName() const override;

		const AssertionResult* getLastResult() const override;

		void exceptionEarlyReported() override;

		void handleFatalErrorCondition(StringRef message) override;

		bool lastAssertionPassed() override;

		void assertionPassed() override;

	public:
		// !TBD We need to do this another way!
		bool aborting() const final;

	private:

		void runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr);
		void invokeActiveTestCase();

		void resetAssertionInfo();
		bool testForMissingAssertions(Counts& assertions);

		void assertionEnded(AssertionResult const& result);
		void reportExpr
		(AssertionInfo const& info,
			ResultWas::OfType resultType,
			ITransientExpression const* expr,
			bool negated);

		void populateReaction(AssertionReaction& reaction);

	private:

		void handleUnfinishedSections();

		TestRunInfo m_runInfo;
		IMutableContext& m_context;
		TestCase const* m_activeTestCase = nullptr;
		ITracker* m_testCaseTracker = nullptr;
		Option<AssertionResult> m_lastResult;

		IConfigPtr m_config;
		Totals m_totals;
		IStreamingReporterPtr m_reporter;
		std::vector<MessageInfo> m_messages;
		std::vector<ScopedMessage> m_messageScopes; /* Keeps owners of so-called unscoped messages. */
		AssertionInfo m_lastAssertionInfo;
		std::vector<SectionEndInfo> m_unfinishedSections;
		std::vector<ITracker*> m_activeSections;
		TrackerContext m_trackerContext;
		bool m_lastAssertionPassed = false;
		bool m_shouldReportUnexpected = true;
		bool m_includeSuccessfulResults;
	};

	void seedRng(IConfig const& config);
	unsigned int rngSeed();
} // end namespace Catch

// end catch_run_context.h
namespace Catch {

	namespace {
		auto operator <<(std::ostream& os, ITransientExpression const& expr) -> std::ostream& {
			expr.streamReconstructedExpression(os);
			return os;
		}
	}

	LazyExpression::LazyExpression(bool isNegated)
		: m_isNegated(isNegated)
	{}

	LazyExpression::LazyExpression(LazyExpression const& other) : m_isNegated(other.m_isNegated) {}

	LazyExpression::operator bool() const {
		return m_transientExpression != nullptr;
	}

	auto operator << (std::ostream& os, LazyExpression const& lazyExpr) -> std::ostream& {
		if (lazyExpr.m_isNegated)
			os << "!";

		if (lazyExpr) {
			if (lazyExpr.m_isNegated && lazyExpr.m_transientExpression->isBinaryExpression())
				os << "(" << *lazyExpr.m_transientExpression << ")";
			else
				os << *lazyExpr.m_transientExpression;
		}
		else {
			os << "{** error - unchecked empty expression requested **}";
		}
		return os;
	}

	AssertionHandler::AssertionHandler
	(StringRef const& macroName,
		SourceLineInfo const& lineInfo,
		StringRef capturedExpression,
		ResultDisposition::Flags resultDisposition)
		: m_assertionInfo{ macroName, lineInfo, capturedExpression, resultDisposition },
		m_resultCapture(getResultCapture())
	{}

	void AssertionHandler::handleExpr(ITransientExpression const& expr) {
		m_resultCapture.handleExpr(m_assertionInfo, expr, m_reaction);
	}
	void AssertionHandler::handleMessage(ResultWas::OfType resultType, StringRef const& message) {
		m_resultCapture.handleMessage(m_assertionInfo, resultType, message, m_reaction);
	}

	auto AssertionHandler::allowThrows() const -> bool {
		return getCurrentContext().getConfig()->allowThrows();
	}

	void AssertionHandler::complete() {
		setCompleted();
		if (m_reaction.shouldDebugBreak) {

			// If you find your debugger stopping you here then go one level up on the
			// call-stack for the code that caused it (typically a failed assertion)

			// (To go back to the test and change execution, jump over the throw, next)
			CATCH_BREAK_INTO_DEBUGGER();
		}
		if (m_reaction.shouldThrow) {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
			throw Catch::TestFailureException();
#else
			CATCH_ERROR("Test failure requires aborting test!");
#endif
		}
	}
	void AssertionHandler::setCompleted() {
		m_completed = true;
	}

	void AssertionHandler::handleUnexpectedInflightException() {
		m_resultCapture.handleUnexpectedInflightException(m_assertionInfo, Catch::translateActiveException(), m_reaction);
	}

	void AssertionHandler::handleExceptionThrownAsExpected() {
		m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
	}
	void AssertionHandler::handleExceptionNotThrownAsExpected() {
		m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
	}

	void AssertionHandler::handleUnexpectedExceptionNotThrown() {
		m_resultCapture.handleUnexpectedExceptionNotThrown(m_assertionInfo, m_reaction);
	}

	void AssertionHandler::handleThrowingCallSkipped() {
		m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
	}

	// This is the overload that takes a string and infers the Equals matcher from it
	// The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp
	void handleExceptionMatchExpr(AssertionHandler& handler, std::string const& str, StringRef const& matcherString) {
		handleExceptionMatchExpr(handler, Matchers::Equals(str), matcherString);
	}

} // namespace Catch
// end catch_assertionhandler.cpp
// start catch_assertionresult.cpp

namespace Catch {
	AssertionResultData::AssertionResultData(ResultWas::OfType _resultType, LazyExpression const& _lazyExpression) :
		lazyExpression(_lazyExpression),
		resultType(_resultType) {}

	std::string AssertionResultData::reconstructExpression() const {

		if (reconstructedExpression.empty()) {
			if (lazyExpression) {
				ReusableStringStream rss;
				rss << lazyExpression;
				reconstructedExpression = rss.str();
			}
		}
		return reconstructedExpression;
	}

	AssertionResult::AssertionResult(AssertionInfo const& info, AssertionResultData const& data)
		: m_info(info),
		m_resultData(data)
	{}

	// Result was a success
	bool AssertionResult::succeeded() const {
		return Catch::isOk(m_resultData.resultType);
	}

	// Result was a success, or failure is suppressed
	bool AssertionResult::isOk() const {
		return Catch::isOk(m_resultData.resultType) || shouldSuppressFailure(m_info.resultDisposition);
	}

	ResultWas::OfType AssertionResult::getResultType() const {
		return m_resultData.resultType;
	}

	bool AssertionResult::hasExpression() const {
		return !m_info.capturedExpression.empty();
	}

	bool AssertionResult::hasMessage() const {
		return !m_resultData.message.empty();
	}

	std::string AssertionResult::getExpression() const {
		// Possibly overallocating by 3 characters should be basically free
		std::string expr; expr.reserve(m_info.capturedExpression.size() + 3);
		if (isFalseTest(m_info.resultDisposition)) {
			expr += "!(";
		}
		expr += m_info.capturedExpression;
		if (isFalseTest(m_info.resultDisposition)) {
			expr += ')';
		}
		return expr;
	}

	std::string AssertionResult::getExpressionInMacro() const {
		std::string expr;
		if (m_info.macroName.empty())
			expr = static_cast<std::string>(m_info.capturedExpression);
		else {
			expr.reserve(m_info.macroName.size() + m_info.capturedExpression.size() + 4);
			expr += m_info.macroName;
			expr += "( ";
			expr += m_info.capturedExpression;
			expr += " )";
		}
		return expr;
	}

	bool AssertionResult::hasExpandedExpression() const {
		return hasExpression() && getExpandedExpression() != getExpression();
	}

	std::string AssertionResult::getExpandedExpression() const {
		std::string expr = m_resultData.reconstructExpression();
		return expr.empty()
			? getExpression()
			: expr;
	}

	std::string AssertionResult::getMessage() const {
		return m_resultData.message;
	}
	SourceLineInfo AssertionResult::getSourceInfo() const {
		return m_info.lineInfo;
	}

	StringRef AssertionResult::getTestMacroName() const {
		return m_info.macroName;
	}

} // end namespace Catch
// end catch_assertionresult.cpp
// start catch_capture_matchers.cpp

namespace Catch {

	using StringMatcher = Matchers::Impl::MatcherBase<std::string>;

	// This is the general overload that takes a any string matcher
	// There is another overload, in catch_assertionhandler.h/.cpp, that only takes a string and infers
	// the Equals matcher (so the header does not mention matchers)
	void handleExceptionMatchExpr(AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString) {
		std::string exceptionMessage = Catch::translateActiveException();
		MatchExpr<std::string, StringMatcher const&> expr(exceptionMessage, matcher, matcherString);
		handler.handleExpr(expr);
	}

} // namespace Catch
// end catch_capture_matchers.cpp
// start catch_commandline.cpp

// start catch_commandline.h

// start catch_clara.h

// Use Catch's value for console width (store Clara's off to the side, if present)
#ifdef CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#undef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#endif
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH-1

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wweak-vtables"
#pragma clang diagnostic ignored "-Wexit-time-destructors"
#pragma clang diagnostic ignored "-Wshadow"
#endif

// start clara.hpp
// Copyright 2017 Two Blue Cubes Ltd. All rights reserved.
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// See https://github.com/philsquared/Clara for more details

// Clara v1.1.5


#ifndef CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_CONFIG_CONSOLE_WIDTH 80
#endif

#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CLARA_CONFIG_CONSOLE_WIDTH
#endif

#ifndef CLARA_CONFIG_OPTIONAL_TYPE
#ifdef __has_include
#if __has_include(<optional>) && __cplusplus >= 201703L
#include <optional>
#define CLARA_CONFIG_OPTIONAL_TYPE std::optional
#endif
#endif
#endif

// ----------- #included from clara_textflow.hpp -----------

// TextFlowCpp
//
// A single-header library for wrapping and laying out basic text, by Phil Nash
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// This project is hosted at https://github.com/philsquared/textflowcpp


#include <cassert>
#include <ostream>
#include <sstream>
#include <vector>

#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH 80
#endif

namespace Catch {
	namespace clara {
		namespace TextFlow {

			inline auto isWhitespace(char c) -> bool {
				static std::string chars = " \t\n\r";
				return chars.find(c) != std::string::npos;
			}
			inline auto isBreakableBefore(char c) -> bool {
				static std::string chars = "[({<|";
				return chars.find(c) != std::string::npos;
			}
			inline auto isBreakableAfter(char c) -> bool {
				static std::string chars = "])}>.,:;*+-=&/\\";
				return chars.find(c) != std::string::npos;
			}

			class Columns;

			class Column {
				std::vector<std::string> m_strings;
				size_t m_width = CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH;
				size_t m_indent = 0;
				size_t m_initialIndent = std::string::npos;

			public:
				class iterator {
					friend Column;

					Column const& m_column;
					size_t m_stringIndex = 0;
					size_t m_pos = 0;

					size_t m_len = 0;
					size_t m_end = 0;
					bool m_suffix = false;

					iterator(Column const& column, size_t stringIndex)
						: m_column(column),
						m_stringIndex(stringIndex) {}

					auto line() const -> std::string const& { return m_column.m_strings[m_stringIndex]; }

					auto isBoundary(size_t at) const -> bool {
						assert(at > 0);
						assert(at <= line().size());

						return at == line().size() ||
							(isWhitespace(line()[at]) && !isWhitespace(line()[at - 1])) ||
							isBreakableBefore(line()[at]) ||
							isBreakableAfter(line()[at - 1]);
					}

					void calcLength() {
						assert(m_stringIndex < m_column.m_strings.size());

						m_suffix = false;
						auto width = m_column.m_width - indent();
						m_end = m_pos;
						if (line()[m_pos] == '\n') {
							++m_end;
						}
						while (m_end < line().size() && line()[m_end] != '\n')
							++m_end;

						if (m_end < m_pos + width) {
							m_len = m_end - m_pos;
						}
						else {
							size_t len = width;
							while (len > 0 && !isBoundary(m_pos + len))
								--len;
							while (len > 0 && isWhitespace(line()[m_pos + len - 1]))
								--len;

							if (len > 0) {
								m_len = len;
							}
							else {
								m_suffix = true;
								m_len = width - 1;
							}
						}
					}

					auto indent() const -> size_t {
						auto initial = m_pos == 0 && m_stringIndex == 0 ? m_column.m_initialIndent : std::string::npos;
						return initial == std::string::npos ? m_column.m_indent : initial;
					}

					auto addIndentAndSuffix(std::string const& plain) const -> std::string {
						return std::string(indent(), ' ') + (m_suffix ? plain + "-" : plain);
					}

				public:
					using difference_type = std::ptrdiff_t;
					using value_type = std::string;
					using pointer = value_type*;
					using reference = value_type&;
					using iterator_category = std::forward_iterator_tag;

					explicit iterator(Column const& column) : m_column(column) {
						assert(m_column.m_width > m_column.m_indent);
						assert(m_column.m_initialIndent == std::string::npos || m_column.m_width > m_column.m_initialIndent);
						calcLength();
						if (m_len == 0)
							m_stringIndex++; // Empty string
					}

					auto operator *() const -> std::string {
						assert(m_stringIndex < m_column.m_strings.size());
						assert(m_pos <= m_end);
						return addIndentAndSuffix(line().substr(m_pos, m_len));
					}

					auto operator ++() -> iterator& {
						m_pos += m_len;
						if (m_pos < line().size() && line()[m_pos] == '\n')
							m_pos += 1;
						else
							while (m_pos < line().size() && isWhitespace(line()[m_pos]))
								++m_pos;

						if (m_pos == line().size()) {
							m_pos = 0;
							++m_stringIndex;
						}
						if (m_stringIndex < m_column.m_strings.size())
							calcLength();
						return *this;
					}
					auto operator ++(int) -> iterator {
						iterator prev(*this);
						operator++();
						return prev;
					}

					auto operator ==(iterator const& other) const -> bool {
						return
							m_pos == other.m_pos &&
							m_stringIndex == other.m_stringIndex &&
							&m_column == &other.m_column;
					}
					auto operator !=(iterator const& other) const -> bool {
						return !operator==(other);
					}
				};
				using const_iterator = iterator;

				explicit Column(std::string const& text) { m_strings.push_back(text); }

				auto width(size_t newWidth) -> Column& {
					assert(newWidth > 0);
					m_width = newWidth;
					return *this;
				}
				auto indent(size_t newIndent) -> Column& {
					m_indent = newIndent;
					return *this;
				}
				auto initialIndent(size_t newIndent) -> Column& {
					m_initialIndent = newIndent;
					return *this;
				}

				auto width() const -> size_t { return m_width; }
				auto begin() const -> iterator { return iterator(*this); }
				auto end() const -> iterator { return { *this, m_strings.size() }; }

				inline friend std::ostream& operator << (std::ostream& os, Column const& col) {
					bool first = true;
					for (auto line : col) {
						if (first)
							first = false;
						else
							os << "\n";
						os << line;
					}
					return os;
				}

				auto operator + (Column const& other)->Columns;

				auto toString() const -> std::string {
					std::ostringstream oss;
					oss << *this;
					return oss.str();
				}
			};

			class Spacer : public Column {

			public:
				explicit Spacer(size_t spaceWidth) : Column("") {
					width(spaceWidth);
				}
			};

			class Columns {
				std::vector<Column> m_columns;

			public:

				class iterator {
					friend Columns;
					struct EndTag {};

					std::vector<Column> const& m_columns;
					std::vector<Column::iterator> m_iterators;
					size_t m_activeIterators;

					iterator(Columns const& columns, EndTag)
						: m_columns(columns.m_columns),
						m_activeIterators(0) {
						m_iterators.reserve(m_columns.size());

						for (auto const& col : m_columns)
							m_iterators.push_back(col.end());
					}

				public:
					using difference_type = std::ptrdiff_t;
					using value_type = std::string;
					using pointer = value_type*;
					using reference = value_type&;
					using iterator_category = std::forward_iterator_tag;

					explicit iterator(Columns const& columns)
						: m_columns(columns.m_columns),
						m_activeIterators(m_columns.size()) {
						m_iterators.reserve(m_columns.size());

						for (auto const& col : m_columns)
							m_iterators.push_back(col.begin());
					}

					auto operator ==(iterator const& other) const -> bool {
						return m_iterators == other.m_iterators;
					}
					auto operator !=(iterator const& other) const -> bool {
						return m_iterators != other.m_iterators;
					}
					auto operator *() const -> std::string {
						std::string row, padding;

						for (size_t i = 0; i < m_columns.size(); ++i) {
							auto width = m_columns[i].width();
							if (m_iterators[i] != m_columns[i].end()) {
								std::string col = *m_iterators[i];
								row += padding + col;
								if (col.size() < width)
									padding = std::string(width - col.size(), ' ');
								else
									padding = "";
							}
							else {
								padding += std::string(width, ' ');
							}
						}
						return row;
					}
					auto operator ++() -> iterator& {
						for (size_t i = 0; i < m_columns.size(); ++i) {
							if (m_iterators[i] != m_columns[i].end())
								++m_iterators[i];
						}
						return *this;
					}
					auto operator ++(int) -> iterator {
						iterator prev(*this);
						operator++();
						return prev;
					}
				};
				using const_iterator = iterator;

				auto begin() const -> iterator { return iterator(*this); }
				auto end() const -> iterator { return { *this, iterator::EndTag() }; }

				auto operator += (Column const& col) -> Columns& {
					m_columns.push_back(col);
					return *this;
				}
				auto operator + (Column const& col) -> Columns {
					Columns combined = *this;
					combined += col;
					return combined;
				}

				inline friend std::ostream& operator << (std::ostream& os, Columns const& cols) {

					bool first = true;
					for (auto line : cols) {
						if (first)
							first = false;
						else
							os << "\n";
						os << line;
					}
					return os;
				}

				auto toString() const -> std::string {
					std::ostringstream oss;
					oss << *this;
					return oss.str();
				}
			};

			inline auto Column::operator + (Column const& other) -> Columns {
				Columns cols;
				cols += *this;
				cols += other;
				return cols;
			}
		}

	}
}

// ----------- end of #include from clara_textflow.hpp -----------
// ........... back in clara.hpp

#include <cctype>
#include <string>
#include <memory>
#include <set>
#include <algorithm>

#if !defined(CATCH_PLATFORM_WINDOWS) && ( defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) )
#define CATCH_PLATFORM_WINDOWS
#endif

namespace Catch {
	namespace clara {
		namespace detail {

			// Traits for extracting arg and return type of lambdas (for single argument lambdas)
			template<typename L>
			struct UnaryLambdaTraits : UnaryLambdaTraits<decltype(&L::operator())> {};

			template<typename ClassT, typename ReturnT, typename... Args>
			struct UnaryLambdaTraits<ReturnT(ClassT::*)(Args...) const> {
				static const bool isValid = false;
			};

			template<typename ClassT, typename ReturnT, typename ArgT>
			struct UnaryLambdaTraits<ReturnT(ClassT::*)(ArgT) const> {
				static const bool isValid = true;
				using ArgType = typename std::remove_const<typename std::remove_reference<ArgT>::type>::type;
				using ReturnType = ReturnT;
			};

			class TokenStream;

			// Transport for raw args (copied from main args, or supplied via init list for testing)
			class Args {
				friend TokenStream;
				std::string m_exeName;
				std::vector<std::string> m_args;

			public:
				Args(int argc, char const* const* argv)
					: m_exeName(argv[0]),
					m_args(argv + 1, argv + argc) {}

				Args(std::initializer_list<std::string> args)
					: m_exeName(*args.begin()),
					m_args(args.begin() + 1, args.end())
				{}

				auto exeName() const -> std::string {
					return m_exeName;
				}
			};

			// Wraps a token coming from a token stream. These may not directly correspond to strings as a single string
			// may encode an option + its argument if the : or = form is used
			enum class TokenType {
				Option, Argument
			};
			struct Token {
				TokenType type;
				std::string token;
			};

			inline auto isOptPrefix(char c) -> bool {
				return c == '-'
#ifdef CATCH_PLATFORM_WINDOWS
					|| c == '/'
#endif
					;
			}

			// Abstracts iterators into args as a stream of tokens, with option arguments uniformly handled
			class TokenStream {
				using Iterator = std::vector<std::string>::const_iterator;
				Iterator it;
				Iterator itEnd;
				std::vector<Token> m_tokenBuffer;

				void loadBuffer() {
					m_tokenBuffer.resize(0);

					// Skip any empty strings
					while (it != itEnd && it->empty())
						++it;

					if (it != itEnd) {
						auto const& next = *it;
						if (isOptPrefix(next[0])) {
							auto delimiterPos = next.find_first_of(" :=");
							if (delimiterPos != std::string::npos) {
								m_tokenBuffer.push_back({ TokenType::Option, next.substr(0, delimiterPos) });
								m_tokenBuffer.push_back({ TokenType::Argument, next.substr(delimiterPos + 1) });
							}
							else {
								if (next[1] != '-' && next.size() > 2) {
									std::string opt = "- ";
									for (size_t i = 1; i < next.size(); ++i) {
										opt[1] = next[i];
										m_tokenBuffer.push_back({ TokenType::Option, opt });
									}
								}
								else {
									m_tokenBuffer.push_back({ TokenType::Option, next });
								}
							}
						}
						else {
							m_tokenBuffer.push_back({ TokenType::Argument, next });
						}
					}
				}

			public:
				explicit TokenStream(Args const& args) : TokenStream(args.m_args.begin(), args.m_args.end()) {}

				TokenStream(Iterator it, Iterator itEnd) : it(it), itEnd(itEnd) {
					loadBuffer();
				}

				explicit operator bool() const {
					return !m_tokenBuffer.empty() || it != itEnd;
				}

				auto count() const -> size_t { return m_tokenBuffer.size() + (itEnd - it); }

				auto operator*() const -> Token {
					assert(!m_tokenBuffer.empty());
					return m_tokenBuffer.front();
				}

				auto operator->() const -> Token const* {
					assert(!m_tokenBuffer.empty());
					return &m_tokenBuffer.front();
				}

				auto operator++() -> TokenStream& {
					if (m_tokenBuffer.size() >= 2) {
						m_tokenBuffer.erase(m_tokenBuffer.begin());
					}
					else {
						if (it != itEnd)
							++it;
						loadBuffer();
					}
					return *this;
				}
			};

			class ResultBase {
			public:
				enum Type {
					Ok, LogicError, RuntimeError
				};

			protected:
				ResultBase(Type type) : m_type(type) {}
				virtual ~ResultBase() = default;

				virtual void enforceOk() const = 0;

				Type m_type;
			};

			template<typename T>
			class ResultValueBase : public ResultBase {
			public:
				auto value() const -> T const& {
					enforceOk();
					return m_value;
				}

			protected:
				ResultValueBase(Type type) : ResultBase(type) {}

				ResultValueBase(ResultValueBase const& other) : ResultBase(other) {
					if (m_type == ResultBase::Ok)
						new(&m_value) T(other.m_value);
				}

				ResultValueBase(Type, T const& value) : ResultBase(Ok) {
					new(&m_value) T(value);
				}

				auto operator=(ResultValueBase const& other) -> ResultValueBase& {
					if (m_type == ResultBase::Ok)
						m_value.~T();
					ResultBase::operator=(other);
					if (m_type == ResultBase::Ok)
						new(&m_value) T(other.m_value);
					return *this;
				}

				~ResultValueBase() override {
					if (m_type == Ok)
						m_value.~T();
				}

				union {
					T m_value;
				};
			};

			template<>
			class ResultValueBase<void> : public ResultBase {
			protected:
				using ResultBase::ResultBase;
			};

			template<typename T = void>
			class BasicResult : public ResultValueBase<T> {
			public:
				template<typename U>
				explicit BasicResult(BasicResult<U> const& other)
					: ResultValueBase<T>(other.type()),
					m_errorMessage(other.errorMessage())
				{
					assert(type() != ResultBase::Ok);
				}

				template<typename U>
				static auto ok(U const& value) -> BasicResult { return { ResultBase::Ok, value }; }
				static auto ok() -> BasicResult { return { ResultBase::Ok }; }
				static auto logicError(std::string const& message) -> BasicResult { return { ResultBase::LogicError, message }; }
				static auto runtimeError(std::string const& message) -> BasicResult { return { ResultBase::RuntimeError, message }; }

				explicit operator bool() const { return m_type == ResultBase::Ok; }
				auto type() const -> ResultBase::Type { return m_type; }
				auto errorMessage() const -> std::string { return m_errorMessage; }

			protected:
				void enforceOk() const override {

					// Errors shouldn't reach this point, but if they do
					// the actual error message will be in m_errorMessage
					assert(m_type != ResultBase::LogicError);
					assert(m_type != ResultBase::RuntimeError);
					if (m_type != ResultBase::Ok)
						std::abort();
				}

				std::string m_errorMessage; // Only populated if resultType is an error

				BasicResult(ResultBase::Type type, std::string const& message)
					: ResultValueBase<T>(type),
					m_errorMessage(message)
				{
					assert(m_type != ResultBase::Ok);
				}

				using ResultValueBase<T>::ResultValueBase;
				using ResultBase::m_type;
			};

			enum class ParseResultType {
				Matched, NoMatch, ShortCircuitAll, ShortCircuitSame
			};

			class ParseState {
			public:

				ParseState(ParseResultType type, TokenStream const& remainingTokens)
					: m_type(type),
					m_remainingTokens(remainingTokens)
				{}

				auto type() const -> ParseResultType { return m_type; }
				auto remainingTokens() const -> TokenStream { return m_remainingTokens; }

			private:
				ParseResultType m_type;
				TokenStream m_remainingTokens;
			};

			using Result = BasicResult<void>;
			using ParserResult = BasicResult<ParseResultType>;
			using InternalParseResult = BasicResult<ParseState>;

			struct HelpColumns {
				std::string left;
				std::string right;
			};

			template<typename T>
			inline auto convertInto(std::string const& source, T& target) -> ParserResult {
				std::stringstream ss;
				ss << source;
				ss >> target;
				if (ss.fail())
					return ParserResult::runtimeError("Unable to convert '" + source + "' to destination type");
				else
					return ParserResult::ok(ParseResultType::Matched);
			}
			inline auto convertInto(std::string const& source, std::string& target) -> ParserResult {
				target = source;
				return ParserResult::ok(ParseResultType::Matched);
			}
			inline auto convertInto(std::string const& source, bool& target) -> ParserResult {
				std::string srcLC = source;
				std::transform(srcLC.begin(), srcLC.end(), srcLC.begin(), [](unsigned char c) { return static_cast<char>(std::tolower(c)); });
				if (srcLC == "y" || srcLC == "1" || srcLC == "true" || srcLC == "yes" || srcLC == "on")
					target = true;
				else if (srcLC == "n" || srcLC == "0" || srcLC == "false" || srcLC == "no" || srcLC == "off")
					target = false;
				else
					return ParserResult::runtimeError("Expected a boolean value but did not recognise: '" + source + "'");
				return ParserResult::ok(ParseResultType::Matched);
			}
#ifdef CLARA_CONFIG_OPTIONAL_TYPE
			template<typename T>
			inline auto convertInto(std::string const& source, CLARA_CONFIG_OPTIONAL_TYPE<T>& target) -> ParserResult {
				T temp;
				auto result = convertInto(source, temp);
				if (result)
					target = std::move(temp);
				return result;
			}
#endif // CLARA_CONFIG_OPTIONAL_TYPE

			struct NonCopyable {
				NonCopyable() = default;
				NonCopyable(NonCopyable const&) = delete;
				NonCopyable(NonCopyable&&) = delete;
				NonCopyable& operator=(NonCopyable const&) = delete;
				NonCopyable& operator=(NonCopyable&&) = delete;
			};

			struct BoundRef : NonCopyable {
				virtual ~BoundRef() = default;
				virtual auto isContainer() const -> bool { return false; }
				virtual auto isFlag() const -> bool { return false; }
			};
			struct BoundValueRefBase : BoundRef {
				virtual auto setValue(std::string const& arg)->ParserResult = 0;
			};
			struct BoundFlagRefBase : BoundRef {
				virtual auto setFlag(bool flag)->ParserResult = 0;
				virtual auto isFlag() const -> bool { return true; }
			};

			template<typename T>
			struct BoundValueRef : BoundValueRefBase {
				T& m_ref;

				explicit BoundValueRef(T& ref) : m_ref(ref) {}

				auto setValue(std::string const& arg) -> ParserResult override {
					return convertInto(arg, m_ref);
				}
			};

			template<typename T>
			struct BoundValueRef<std::vector<T>> : BoundValueRefBase {
				std::vector<T>& m_ref;

				explicit BoundValueRef(std::vector<T>& ref) : m_ref(ref) {}

				auto isContainer() const -> bool override { return true; }

				auto setValue(std::string const& arg) -> ParserResult override {
					T temp;
					auto result = convertInto(arg, temp);
					if (result)
						m_ref.push_back(temp);
					return result;
				}
			};

			struct BoundFlagRef : BoundFlagRefBase {
				bool& m_ref;

				explicit BoundFlagRef(bool& ref) : m_ref(ref) {}

				auto setFlag(bool flag) -> ParserResult override {
					m_ref = flag;
					return ParserResult::ok(ParseResultType::Matched);
				}
			};

			template<typename ReturnType>
			struct LambdaInvoker {
				static_assert(std::is_same<ReturnType, ParserResult>::value, "Lambda must return void or clara::ParserResult");

				template<typename L, typename ArgType>
				static auto invoke(L const& lambda, ArgType const& arg) -> ParserResult {
					return lambda(arg);
				}
			};

			template<>
			struct LambdaInvoker<void> {
				template<typename L, typename ArgType>
				static auto invoke(L const& lambda, ArgType const& arg) -> ParserResult {
					lambda(arg);
					return ParserResult::ok(ParseResultType::Matched);
				}
			};

			template<typename ArgType, typename L>
			inline auto invokeLambda(L const& lambda, std::string const& arg) -> ParserResult {
				ArgType temp{};
				auto result = convertInto(arg, temp);
				return !result
					? result
					: LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke(lambda, temp);
			}

			template<typename L>
			struct BoundLambda : BoundValueRefBase {
				L m_lambda;

				static_assert(UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument");
				explicit BoundLambda(L const& lambda) : m_lambda(lambda) {}

				auto setValue(std::string const& arg) -> ParserResult override {
					return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>(m_lambda, arg);
				}
			};

			template<typename L>
			struct BoundFlagLambda : BoundFlagRefBase {
				L m_lambda;

				static_assert(UnaryLambdaTraits<L>::isValid, "Supplied lambda must take exactly one argument");
				static_assert(std::is_same<typename UnaryLambdaTraits<L>::ArgType, bool>::value, "flags must be boolean");

				explicit BoundFlagLambda(L const& lambda) : m_lambda(lambda) {}

				auto setFlag(bool flag) -> ParserResult override {
					return LambdaInvoker<typename UnaryLambdaTraits<L>::ReturnType>::invoke(m_lambda, flag);
				}
			};

			enum class Optionality { Optional, Required };

			struct Parser;

			class ParserBase {
			public:
				virtual ~ParserBase() = default;
				virtual auto validate() const -> Result { return Result::ok(); }
				virtual auto parse(std::string const& exeName, TokenStream const& tokens) const->InternalParseResult = 0;
				virtual auto cardinality() const -> size_t { return 1; }

				auto parse(Args const& args) const -> InternalParseResult {
					return parse(args.exeName(), TokenStream(args));
				}
			};

			template<typename DerivedT>
			class ComposableParserImpl : public ParserBase {
			public:
				template<typename T>
				auto operator|(T const& other) const->Parser;

				template<typename T>
				auto operator+(T const& other) const->Parser;
			};

			// Common code and state for Args and Opts
			template<typename DerivedT>
			class ParserRefImpl : public ComposableParserImpl<DerivedT> {
			protected:
				Optionality m_optionality = Optionality::Optional;
				std::shared_ptr<BoundRef> m_ref;
				std::string m_hint;
				std::string m_description;

				explicit ParserRefImpl(std::shared_ptr<BoundRef> const& ref) : m_ref(ref) {}

			public:
				template<typename T>
				ParserRefImpl(T& ref, std::string const& hint)
					: m_ref(std::make_shared<BoundValueRef<T>>(ref)),
					m_hint(hint)
				{}

				template<typename LambdaT>
				ParserRefImpl(LambdaT const& ref, std::string const& hint)
					: m_ref(std::make_shared<BoundLambda<LambdaT>>(ref)),
					m_hint(hint)
				{}

				auto operator()(std::string const& description) -> DerivedT& {
					m_description = description;
					return static_cast<DerivedT&>(*this);
				}

				auto optional() -> DerivedT& {
					m_optionality = Optionality::Optional;
					return static_cast<DerivedT&>(*this);
				};

				auto required() -> DerivedT& {
					m_optionality = Optionality::Required;
					return static_cast<DerivedT&>(*this);
				};

				auto isOptional() const -> bool {
					return m_optionality == Optionality::Optional;
				}

				auto cardinality() const -> size_t override {
					if (m_ref->isContainer())
						return 0;
					else
						return 1;
				}

				auto hint() const -> std::string { return m_hint; }
			};

			class ExeName : public ComposableParserImpl<ExeName> {
				std::shared_ptr<std::string> m_name;
				std::shared_ptr<BoundValueRefBase> m_ref;

				template<typename LambdaT>
				static auto makeRef(LambdaT const& lambda) -> std::shared_ptr<BoundValueRefBase> {
					return std::make_shared<BoundLambda<LambdaT>>(lambda);
				}

			public:
				ExeName() : m_name(std::make_shared<std::string>("<executable>")) {}

				explicit ExeName(std::string& ref) : ExeName() {
					m_ref = std::make_shared<BoundValueRef<std::string>>(ref);
				}

				template<typename LambdaT>
				explicit ExeName(LambdaT const& lambda) : ExeName() {
					m_ref = std::make_shared<BoundLambda<LambdaT>>(lambda);
				}

				// The exe name is not parsed out of the normal tokens, but is handled specially
				auto parse(std::string const&, TokenStream const& tokens) const -> InternalParseResult override {
					return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, tokens));
				}

				auto name() const -> std::string { return *m_name; }
				auto set(std::string const& newName) -> ParserResult {

					auto lastSlash = newName.find_last_of("\\/");
					auto filename = (lastSlash == std::string::npos)
						? newName
						: newName.substr(lastSlash + 1);

					*m_name = filename;
					if (m_ref)
						return m_ref->setValue(filename);
					else
						return ParserResult::ok(ParseResultType::Matched);
				}
			};

			class Arg : public ParserRefImpl<Arg> {
			public:
				using ParserRefImpl::ParserRefImpl;

				auto parse(std::string const&, TokenStream const& tokens) const -> InternalParseResult override {
					auto validationResult = validate();
					if (!validationResult)
						return InternalParseResult(validationResult);

					auto remainingTokens = tokens;
					auto const& token = *remainingTokens;
					if (token.type != TokenType::Argument)
						return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, remainingTokens));

					assert(!m_ref->isFlag());
					auto valueRef = static_cast<detail::BoundValueRefBase*>(m_ref.get());

					auto result = valueRef->setValue(remainingTokens->token);
					if (!result)
						return InternalParseResult(result);
					else
						return InternalParseResult::ok(ParseState(ParseResultType::Matched, ++remainingTokens));
				}
			};

			inline auto normaliseOpt(std::string const& optName) -> std::string {
#ifdef CATCH_PLATFORM_WINDOWS
				if (optName[0] == '/')
					return "-" + optName.substr(1);
				else
#endif
					return optName;
			}

			class Opt : public ParserRefImpl<Opt> {
			protected:
				std::vector<std::string> m_optNames;

			public:
				template<typename LambdaT>
				explicit Opt(LambdaT const& ref) : ParserRefImpl(std::make_shared<BoundFlagLambda<LambdaT>>(ref)) {}

				explicit Opt(bool& ref) : ParserRefImpl(std::make_shared<BoundFlagRef>(ref)) {}

				template<typename LambdaT>
				Opt(LambdaT const& ref, std::string const& hint) : ParserRefImpl(ref, hint) {}

				template<typename T>
				Opt(T& ref, std::string const& hint) : ParserRefImpl(ref, hint) {}

				auto operator[](std::string const& optName) -> Opt& {
					m_optNames.push_back(optName);
					return *this;
				}

				auto getHelpColumns() const -> std::vector<HelpColumns> {
					std::ostringstream oss;
					bool first = true;
					for (auto const& opt : m_optNames) {
						if (first)
							first = false;
						else
							oss << ", ";
						oss << opt;
					}
					if (!m_hint.empty())
						oss << " <" << m_hint << ">";
					return { { oss.str(), m_description } };
				}

				auto isMatch(std::string const& optToken) const -> bool {
					auto normalisedToken = normaliseOpt(optToken);
					for (auto const& name : m_optNames) {
						if (normaliseOpt(name) == normalisedToken)
							return true;
					}
					return false;
				}

				using ParserBase::parse;

				auto parse(std::string const&, TokenStream const& tokens) const -> InternalParseResult override {
					auto validationResult = validate();
					if (!validationResult)
						return InternalParseResult(validationResult);

					auto remainingTokens = tokens;
					if (remainingTokens && remainingTokens->type == TokenType::Option) {
						auto const& token = *remainingTokens;
						if (isMatch(token.token)) {
							if (m_ref->isFlag()) {
								auto flagRef = static_cast<detail::BoundFlagRefBase*>(m_ref.get());
								auto result = flagRef->setFlag(true);
								if (!result)
									return InternalParseResult(result);
								if (result.value() == ParseResultType::ShortCircuitAll)
									return InternalParseResult::ok(ParseState(result.value(), remainingTokens));
							}
							else {
								auto valueRef = static_cast<detail::BoundValueRefBase*>(m_ref.get());
								++remainingTokens;
								if (!remainingTokens)
									return InternalParseResult::runtimeError("Expected argument following " + token.token);
								auto const& argToken = *remainingTokens;
								if (argToken.type != TokenType::Argument)
									return InternalParseResult::runtimeError("Expected argument following " + token.token);
								auto result = valueRef->setValue(argToken.token);
								if (!result)
									return InternalParseResult(result);
								if (result.value() == ParseResultType::ShortCircuitAll)
									return InternalParseResult::ok(ParseState(result.value(), remainingTokens));
							}
							return InternalParseResult::ok(ParseState(ParseResultType::Matched, ++remainingTokens));
						}
					}
					return InternalParseResult::ok(ParseState(ParseResultType::NoMatch, remainingTokens));
				}

				auto validate() const -> Result override {
					if (m_optNames.empty())
						return Result::logicError("No options supplied to Opt");
					for (auto const& name : m_optNames) {
						if (name.empty())
							return Result::logicError("Option name cannot be empty");
#ifdef CATCH_PLATFORM_WINDOWS
						if (name[0] != '-' && name[0] != '/')
							return Result::logicError("Option name must begin with '-' or '/'");
#else
						if (name[0] != '-')
							return Result::logicError("Option name must begin with '-'");
#endif
					}
					return ParserRefImpl::validate();
				}
			};

			struct Help : Opt {
				Help(bool& showHelpFlag)
					: Opt([&](bool flag) {
					showHelpFlag = flag;
					return ParserResult::ok(ParseResultType::ShortCircuitAll);
						})
				{
					static_cast<Opt&>(*this)
						("display usage information")
						["-?"]["-h"]["--help"]
						.optional();
				}
			};

			struct Parser : ParserBase {

				mutable ExeName m_exeName;
				std::vector<Opt> m_options;
				std::vector<Arg> m_args;

				auto operator|=(ExeName const& exeName) -> Parser& {
					m_exeName = exeName;
					return *this;
				}

				auto operator|=(Arg const& arg) -> Parser& {
					m_args.push_back(arg);
					return *this;
				}

				auto operator|=(Opt const& opt) -> Parser& {
					m_options.push_back(opt);
					return *this;
				}

				auto operator|=(Parser const& other) -> Parser& {
					m_options.insert(m_options.end(), other.m_options.begin(), other.m_options.end());
					m_args.insert(m_args.end(), other.m_args.begin(), other.m_args.end());
					return *this;
				}

				template<typename T>
				auto operator|(T const& other) const -> Parser {
					return Parser(*this) |= other;
				}

				// Forward deprecated interface with '+' instead of '|'
				template<typename T>
				auto operator+=(T const& other) -> Parser& { return operator|=(other); }
				template<typename T>
				auto operator+(T const& other) const -> Parser { return operator|(other); }

				auto getHelpColumns() const -> std::vector<HelpColumns> {
					std::vector<HelpColumns> cols;
					for (auto const& o : m_options) {
						auto childCols = o.getHelpColumns();
						cols.insert(cols.end(), childCols.begin(), childCols.end());
					}
					return cols;
				}

				void writeToStream(std::ostream& os) const {
					if (!m_exeName.name().empty()) {
						os << "usage:\n" << "  " << m_exeName.name() << " ";
						bool required = true, first = true;
						for (auto const& arg : m_args) {
							if (first)
								first = false;
							else
								os << " ";
							if (arg.isOptional() && required) {
								os << "[";
								required = false;
							}
							os << "<" << arg.hint() << ">";
							if (arg.cardinality() == 0)
								os << " ... ";
						}
						if (!required)
							os << "]";
						if (!m_options.empty())
							os << " options";
						os << "\n\nwhere options are:" << std::endl;
					}

					auto rows = getHelpColumns();
					size_t consoleWidth = CATCH_CLARA_CONFIG_CONSOLE_WIDTH;
					size_t optWidth = 0;
					for (auto const& cols : rows)
						optWidth = (std::max)(optWidth, cols.left.size() + 2);

					optWidth = (std::min)(optWidth, consoleWidth / 2);

					for (auto const& cols : rows) {
						auto row =
							TextFlow::Column(cols.left).width(optWidth).indent(2) +
							TextFlow::Spacer(4) +
							TextFlow::Column(cols.right).width(consoleWidth - 7 - optWidth);
						os << row << std::endl;
					}
				}

				friend auto operator<<(std::ostream& os, Parser const& parser) -> std::ostream& {
					parser.writeToStream(os);
					return os;
				}

				auto validate() const -> Result override {
					for (auto const& opt : m_options) {
						auto result = opt.validate();
						if (!result)
							return result;
					}
					for (auto const& arg : m_args) {
						auto result = arg.validate();
						if (!result)
							return result;
					}
					return Result::ok();
				}

				using ParserBase::parse;

				auto parse(std::string const& exeName, TokenStream const& tokens) const -> InternalParseResult override {

					struct ParserInfo {
						ParserBase const* parser = nullptr;
						size_t count = 0;
					};
					const size_t totalParsers = m_options.size() + m_args.size();
					assert(totalParsers < 512);
					// ParserInfo parseInfos[totalParsers]; // <-- this is what we really want to do
					ParserInfo parseInfos[512];

					{
						size_t i = 0;
						for (auto const& opt : m_options) parseInfos[i++].parser = &opt;
						for (auto const& arg : m_args) parseInfos[i++].parser = &arg;
					}

					m_exeName.set(exeName);

					auto result = InternalParseResult::ok(ParseState(ParseResultType::NoMatch, tokens));
					while (result.value().remainingTokens()) {
						bool tokenParsed = false;

						for (size_t i = 0; i < totalParsers; ++i) {
							auto& parseInfo = parseInfos[i];
							if (parseInfo.parser->cardinality() == 0 || parseInfo.count < parseInfo.parser->cardinality()) {
								result = parseInfo.parser->parse(exeName, result.value().remainingTokens());
								if (!result)
									return result;
								if (result.value().type() != ParseResultType::NoMatch) {
									tokenParsed = true;
									++parseInfo.count;
									break;
								}
							}
						}

						if (result.value().type() == ParseResultType::ShortCircuitAll)
							return result;
						if (!tokenParsed)
							return InternalParseResult::runtimeError("Unrecognised token: " + result.value().remainingTokens()->token);
					}
					// !TBD Check missing required options
					return result;
				}
			};

			template<typename DerivedT>
			template<typename T>
			auto ComposableParserImpl<DerivedT>::operator|(T const& other) const -> Parser {
				return Parser() | static_cast<DerivedT const&>(*this) | other;
			}
		} // namespace detail

		// A Combined parser
		using detail::Parser;

		// A parser for options
		using detail::Opt;

		// A parser for arguments
		using detail::Arg;

		// Wrapper for argc, argv from main()
		using detail::Args;

		// Specifies the name of the executable
		using detail::ExeName;

		// Convenience wrapper for option parser that specifies the help option
		using detail::Help;

		// enum of result types from a parse
		using detail::ParseResultType;

		// Result type for parser operation
		using detail::ParserResult;

	}
} // namespace Catch::clara

// end clara.hpp
#ifdef __clang__
#pragma clang diagnostic pop
#endif

// Restore Clara's value for console width, if present
#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
#endif

// end catch_clara.h
namespace Catch {

	clara::Parser makeCommandLineParser(ConfigData& config);

} // end namespace Catch

// end catch_commandline.h
#include <fstream>
#include <ctime>

namespace Catch {

	clara::Parser makeCommandLineParser(ConfigData& config) {

		using namespace clara;

		auto const setWarning = [&](std::string const& warning) {
			auto warningSet = [&]() {
				if (warning == "NoAssertions")
					return WarnAbout::NoAssertions;

				if (warning == "NoTests")
					return WarnAbout::NoTests;

				return WarnAbout::Nothing;
			}();

			if (warningSet == WarnAbout::Nothing)
				return ParserResult::runtimeError("Unrecognised warning: '" + warning + "'");
			config.warnings = static_cast<WarnAbout::What>(config.warnings | warningSet);
			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const loadTestNamesFromFile = [&](std::string const& filename) {
			std::ifstream f(filename.c_str());
			if (!f.is_open())
				return ParserResult::runtimeError("Unable to load input file: '" + filename + "'");

			std::string line;
			while (std::getline(f, line)) {
				line = trim(line);
				if (!line.empty() && !startsWith(line, '#')) {
					if (!startsWith(line, '"'))
						line = '"' + line + '"';
					config.testsOrTags.push_back(line);
					config.testsOrTags.emplace_back(",");
				}
			}
			//Remove comma in the end
			if (!config.testsOrTags.empty())
				config.testsOrTags.erase(config.testsOrTags.end() - 1);

			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const setTestOrder = [&](std::string const& order) {
			if (startsWith("declared", order))
				config.runOrder = RunTests::InDeclarationOrder;
			else if (startsWith("lexical", order))
				config.runOrder = RunTests::InLexicographicalOrder;
			else if (startsWith("random", order))
				config.runOrder = RunTests::InRandomOrder;
			else
				return clara::ParserResult::runtimeError("Unrecognised ordering: '" + order + "'");
			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const setRngSeed = [&](std::string const& seed) {
			if (seed != "time")
				return clara::detail::convertInto(seed, config.rngSeed);
			config.rngSeed = static_cast<unsigned int>(std::time(nullptr));
			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const setColourUsage = [&](std::string const& useColour) {
			auto mode = toLower(useColour);

			if (mode == "yes")
				config.useColour = UseColour::Yes;
			else if (mode == "no")
				config.useColour = UseColour::No;
			else if (mode == "auto")
				config.useColour = UseColour::Auto;
			else
				return ParserResult::runtimeError("colour mode must be one of: auto, yes or no. '" + useColour + "' not recognised");
			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const setWaitForKeypress = [&](std::string const& keypress) {
			auto keypressLc = toLower(keypress);
			if (keypressLc == "never")
				config.waitForKeypress = WaitForKeypress::Never;
			else if (keypressLc == "start")
				config.waitForKeypress = WaitForKeypress::BeforeStart;
			else if (keypressLc == "exit")
				config.waitForKeypress = WaitForKeypress::BeforeExit;
			else if (keypressLc == "both")
				config.waitForKeypress = WaitForKeypress::BeforeStartAndExit;
			else
				return ParserResult::runtimeError("keypress argument must be one of: never, start, exit or both. '" + keypress + "' not recognised");
			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const setVerbosity = [&](std::string const& verbosity) {
			auto lcVerbosity = toLower(verbosity);
			if (lcVerbosity == "quiet")
				config.verbosity = Verbosity::Quiet;
			else if (lcVerbosity == "normal")
				config.verbosity = Verbosity::Normal;
			else if (lcVerbosity == "high")
				config.verbosity = Verbosity::High;
			else
				return ParserResult::runtimeError("Unrecognised verbosity, '" + verbosity + "'");
			return ParserResult::ok(ParseResultType::Matched);
		};
		auto const setReporter = [&](std::string const& reporter) {
			IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();

			auto lcReporter = toLower(reporter);
			auto result = factories.find(lcReporter);

			if (factories.end() != result)
				config.reporterName = lcReporter;
			else
				return ParserResult::runtimeError("Unrecognized reporter, '" + reporter + "'. Check available with --list-reporters");
			return ParserResult::ok(ParseResultType::Matched);
		};

		auto cli
			= ExeName(config.processName)
			| Help(config.showHelp)
			| Opt(config.listTests)
			["-l"]["--list-tests"]
			("list all/matching test cases")
			| Opt(config.listTags)
			["-t"]["--list-tags"]
			("list all/matching tags")
			| Opt(config.showSuccessfulTests)
			["-s"]["--success"]
			("include successful tests in output")
			| Opt(config.shouldDebugBreak)
			["-b"]["--break"]
			("break into debugger on failure")
			| Opt(config.noThrow)
			["-e"]["--nothrow"]
			("skip exception tests")
			| Opt(config.showInvisibles)
			["-i"]["--invisibles"]
			("show invisibles (tabs, newlines)")
			| Opt(config.outputFilename, "filename")
			["-o"]["--out"]
			("output filename")
			| Opt(setReporter, "name")
			["-r"]["--reporter"]
			("reporter to use (defaults to console)")
			| Opt(config.name, "name")
			["-n"]["--name"]
			("suite name")
			| Opt([&](bool) { config.abortAfter = 1; })
			["-a"]["--abort"]
			("abort at first failure")
			| Opt([&](int x) { config.abortAfter = x; }, "no. failures")
			["-x"]["--abortx"]
			("abort after x failures")
			| Opt(setWarning, "warning name")
			["-w"]["--warn"]
			("enable warnings")
			| Opt([&](bool flag) { config.showDurations = flag ? ShowDurations::Always : ShowDurations::Never; }, "yes|no")
			["-d"]["--durations"]
			("show test durations")
			| Opt(config.minDuration, "seconds")
			["-D"]["--min-duration"]
			("show test durations for tests taking at least the given number of seconds")
			| Opt(loadTestNamesFromFile, "filename")
			["-f"]["--input-file"]
			("load test names to run from a file")
			| Opt(config.filenamesAsTags)
			["-#"]["--filenames-as-tags"]
			("adds a tag for the filename")
			| Opt(config.sectionsToRun, "section name")
			["-c"]["--section"]
			("specify section to run")
			| Opt(setVerbosity, "quiet|normal|high")
			["-v"]["--verbosity"]
			("set output verbosity")
			| Opt(config.listTestNamesOnly)
			["--list-test-names-only"]
		("list all/matching test cases names only")
			| Opt(config.listReporters)
			["--list-reporters"]
		("list all reporters")
			| Opt(setTestOrder, "decl|lex|rand")
			["--order"]
		("test case order (defaults to decl)")
			| Opt(setRngSeed, "'time'|number")
			["--rng-seed"]
		("set a specific seed for random numbers")
			| Opt(setColourUsage, "yes|no")
			["--use-colour"]
		("should output be colourised")
			| Opt(config.libIdentify)
			["--libidentify"]
		("report name and version according to libidentify standard")
			| Opt(setWaitForKeypress, "never|start|exit|both")
			["--wait-for-keypress"]
		("waits for a keypress before exiting")
			| Opt(config.benchmarkSamples, "samples")
			["--benchmark-samples"]
		("number of samples to collect (default: 100)")
			| Opt(config.benchmarkResamples, "resamples")
			["--benchmark-resamples"]
		("number of resamples for the bootstrap (default: 100000)")
			| Opt(config.benchmarkConfidenceInterval, "confidence interval")
			["--benchmark-confidence-interval"]
		("confidence interval for the bootstrap (between 0 and 1, default: 0.95)")
			| Opt(config.benchmarkNoAnalysis)
			["--benchmark-no-analysis"]
		("perform only measurements; do not perform any analysis")
			| Opt(config.benchmarkWarmupTime, "benchmarkWarmupTime")
			["--benchmark-warmup-time"]
		("amount of time in milliseconds spent on warming up each test (default: 100)")
			| Arg(config.testsOrTags, "test name|pattern|tags")
			("which test or tests to use");

		return cli;
	}

} // end namespace Catch
// end catch_commandline.cpp
// start catch_common.cpp

#include <cstring>
#include <ostream>

namespace Catch {

	bool SourceLineInfo::operator == (SourceLineInfo const& other) const noexcept {
		return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0);
	}
	bool SourceLineInfo::operator < (SourceLineInfo const& other) const noexcept {
		// We can assume that the same file will usually have the same pointer.
		// Thus, if the pointers are the same, there is no point in calling the strcmp
		return line < other.line || (line == other.line && file != other.file && (std::strcmp(file, other.file) < 0));
	}

	std::ostream& operator << (std::ostream& os, SourceLineInfo const& info) {
#ifndef __GNUG__
		os << info.file << '(' << info.line << ')';
#else
		os << info.file << ':' << info.line;
#endif
		return os;
	}

	std::string StreamEndStop::operator+() const {
		return std::string();
	}

	NonCopyable::NonCopyable() = default;
	NonCopyable::~NonCopyable() = default;

}
// end catch_common.cpp
// start catch_config.cpp

namespace Catch {

	Config::Config(ConfigData const& data)
		: m_data(data),
		m_stream(openStream())
	{
		// We need to trim filter specs to avoid trouble with superfluous
		// whitespace (esp. important for bdd macros, as those are manually
		// aligned with whitespace).

		for (auto& elem : m_data.testsOrTags) {
			elem = trim(elem);
		}
		for (auto& elem : m_data.sectionsToRun) {
			elem = trim(elem);
		}

		TestSpecParser parser(ITagAliasRegistry::get());
		if (!m_data.testsOrTags.empty()) {
			m_hasTestFilters = true;
			for (auto const& testOrTags : m_data.testsOrTags) {
				parser.parse(testOrTags);
			}
		}
		m_testSpec = parser.testSpec();
	}

	std::string const& Config::getFilename() const {
		return m_data.outputFilename;
	}

	bool Config::listTests() const { return m_data.listTests; }
	bool Config::listTestNamesOnly() const { return m_data.listTestNamesOnly; }
	bool Config::listTags() const { return m_data.listTags; }
	bool Config::listReporters() const { return m_data.listReporters; }

	std::string Config::getProcessName() const { return m_data.processName; }
	std::string const& Config::getReporterName() const { return m_data.reporterName; }

	std::vector<std::string> const& Config::getTestsOrTags() const { return m_data.testsOrTags; }
	std::vector<std::string> const& Config::getSectionsToRun() const { return m_data.sectionsToRun; }

	TestSpec const& Config::testSpec() const { return m_testSpec; }
	bool Config::hasTestFilters() const { return m_hasTestFilters; }

	bool Config::showHelp() const { return m_data.showHelp; }

	// IConfig interface
	bool Config::allowThrows() const { return !m_data.noThrow; }
	std::ostream& Config::stream() const { return m_stream->stream(); }
	std::string Config::name() const { return m_data.name.empty() ? m_data.processName : m_data.name; }
	bool Config::includeSuccessfulResults() const { return m_data.showSuccessfulTests; }
	bool Config::warnAboutMissingAssertions() const { return !!(m_data.warnings & WarnAbout::NoAssertions); }
	bool Config::warnAboutNoTests() const { return !!(m_data.warnings & WarnAbout::NoTests); }
	ShowDurations::OrNot Config::showDurations() const { return m_data.showDurations; }
	double Config::minDuration() const { return m_data.minDuration; }
	RunTests::InWhatOrder Config::runOrder() const { return m_data.runOrder; }
	unsigned int Config::rngSeed() const { return m_data.rngSeed; }
	UseColour::YesOrNo Config::useColour() const { return m_data.useColour; }
	bool Config::shouldDebugBreak() const { return m_data.shouldDebugBreak; }
	int Config::abortAfter() const { return m_data.abortAfter; }
	bool Config::showInvisibles() const { return m_data.showInvisibles; }
	Verbosity Config::verbosity() const { return m_data.verbosity; }

	bool Config::benchmarkNoAnalysis() const { return m_data.benchmarkNoAnalysis; }
	int Config::benchmarkSamples() const { return m_data.benchmarkSamples; }
	double Config::benchmarkConfidenceInterval() const { return m_data.benchmarkConfidenceInterval; }
	unsigned int Config::benchmarkResamples() const { return m_data.benchmarkResamples; }
	std::chrono::milliseconds Config::benchmarkWarmupTime() const { return std::chrono::milliseconds(m_data.benchmarkWarmupTime); }

	IStream const* Config::openStream() {
		return Catch::makeStream(m_data.outputFilename);
	}

} // end namespace Catch
// end catch_config.cpp
// start catch_console_colour.cpp

#if defined(__clang__)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

// start catch_errno_guard.h

namespace Catch {

	class ErrnoGuard {
	public:
		ErrnoGuard();
		~ErrnoGuard();
	private:
		int m_oldErrno;
	};

}

// end catch_errno_guard.h
#include <sstream>

namespace Catch {
	namespace {

		struct IColourImpl {
			virtual ~IColourImpl() = default;
			virtual void use(Colour::Code _colourCode) = 0;
		};

		struct NoColourImpl : IColourImpl {
			void use(Colour::Code) override {}

			static IColourImpl* instance() {
				static NoColourImpl s_instance;
				return &s_instance;
			}
		};

	} // anon namespace
} // namespace Catch

#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI )
#   ifdef CATCH_PLATFORM_WINDOWS
#       define CATCH_CONFIG_COLOUR_WINDOWS
#   else
#       define CATCH_CONFIG_COLOUR_ANSI
#   endif
#endif

#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) /////////////////////////////////////////

namespace Catch {
	namespace {

		class Win32ColourImpl : public IColourImpl {
		public:
			Win32ColourImpl() : stdoutHandle(GetStdHandle(STD_OUTPUT_HANDLE))
			{
				CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
				GetConsoleScreenBufferInfo(stdoutHandle, &csbiInfo);
				originalForegroundAttributes = csbiInfo.wAttributes & ~(BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY);
				originalBackgroundAttributes = csbiInfo.wAttributes & ~(FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY);
			}

			void use(Colour::Code _colourCode) override {
				switch (_colourCode) {
				case Colour::None:      return setTextAttribute(originalForegroundAttributes);
				case Colour::White:     return setTextAttribute(FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE);
				case Colour::Red:       return setTextAttribute(FOREGROUND_RED);
				case Colour::Green:     return setTextAttribute(FOREGROUND_GREEN);
				case Colour::Blue:      return setTextAttribute(FOREGROUND_BLUE);
				case Colour::Cyan:      return setTextAttribute(FOREGROUND_BLUE | FOREGROUND_GREEN);
				case Colour::Yellow:    return setTextAttribute(FOREGROUND_RED | FOREGROUND_GREEN);
				case Colour::Grey:      return setTextAttribute(0);

				case Colour::LightGrey:     return setTextAttribute(FOREGROUND_INTENSITY);
				case Colour::BrightRed:     return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_RED);
				case Colour::BrightGreen:   return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_GREEN);
				case Colour::BrightWhite:   return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE);
				case Colour::BrightYellow:  return setTextAttribute(FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_GREEN);

				case Colour::Bright: CATCH_INTERNAL_ERROR("not a colour");

				default:
					CATCH_ERROR("Unknown colour requested");
				}
			}

		private:
			void setTextAttribute(WORD _textAttribute) {
				SetConsoleTextAttribute(stdoutHandle, _textAttribute | originalBackgroundAttributes);
			}
			HANDLE stdoutHandle;
			WORD originalForegroundAttributes;
			WORD originalBackgroundAttributes;
		};

		IColourImpl* platformColourInstance() {
			static Win32ColourImpl s_instance;

			IConfigPtr config = getCurrentContext().getConfig();
			UseColour::YesOrNo colourMode = config
				? config->useColour()
				: UseColour::Auto;
			if (colourMode == UseColour::Auto)
				colourMode = UseColour::Yes;
			return colourMode == UseColour::Yes
				? &s_instance
				: NoColourImpl::instance();
		}

	} // end anon namespace
} // end namespace Catch

#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////

#include <unistd.h>

namespace Catch {
	namespace {

		// use POSIX/ ANSI console terminal codes
		// Thanks to Adam Strzelecki for original contribution
		// (http://github.com/nanoant)
		// https://github.com/philsquared/Catch/pull/131
		class PosixColourImpl : public IColourImpl {
		public:
			void use(Colour::Code _colourCode) override {
				switch (_colourCode) {
				case Colour::None:
				case Colour::White:     return setColour("[0m");
				case Colour::Red:       return setColour("[0;31m");
				case Colour::Green:     return setColour("[0;32m");
				case Colour::Blue:      return setColour("[0;34m");
				case Colour::Cyan:      return setColour("[0;36m");
				case Colour::Yellow:    return setColour("[0;33m");
				case Colour::Grey:      return setColour("[1;30m");

				case Colour::LightGrey:     return setColour("[0;37m");
				case Colour::BrightRed:     return setColour("[1;31m");
				case Colour::BrightGreen:   return setColour("[1;32m");
				case Colour::BrightWhite:   return setColour("[1;37m");
				case Colour::BrightYellow:  return setColour("[1;33m");

				case Colour::Bright: CATCH_INTERNAL_ERROR("not a colour");
				default: CATCH_INTERNAL_ERROR("Unknown colour requested");
				}
			}
			static IColourImpl* instance() {
				static PosixColourImpl s_instance;
				return &s_instance;
			}

		private:
			void setColour(const char* _escapeCode) {
				getCurrentContext().getConfig()->stream()
					<< '\033' << _escapeCode;
			}
		};

		bool useColourOnPlatform() {
			return
#if defined(CATCH_PLATFORM_MAC) || defined(CATCH_PLATFORM_IPHONE)
				!isDebuggerActive() &&
#endif
#if !(defined(__DJGPP__) && defined(__STRICT_ANSI__))
				isatty(STDOUT_FILENO)
#else
				false
#endif
				;
		}
		IColourImpl* platformColourInstance() {
			ErrnoGuard guard;
			IConfigPtr config = getCurrentContext().getConfig();
			UseColour::YesOrNo colourMode = config
				? config->useColour()
				: UseColour::Auto;
			if (colourMode == UseColour::Auto)
				colourMode = useColourOnPlatform()
				? UseColour::Yes
				: UseColour::No;
			return colourMode == UseColour::Yes
				? PosixColourImpl::instance()
				: NoColourImpl::instance();
		}

	} // end anon namespace
} // end namespace Catch

#else  // not Windows or ANSI ///////////////////////////////////////////////

namespace Catch {

	static IColourImpl* platformColourInstance() { return NoColourImpl::instance(); }

} // end namespace Catch

#endif // Windows/ ANSI/ None

namespace Catch {

	Colour::Colour(Code _colourCode) { use(_colourCode); }
	Colour::Colour(Colour&& other) noexcept {
		m_moved = other.m_moved;
		other.m_moved = true;
	}
	Colour& Colour::operator=(Colour&& other) noexcept {
		m_moved = other.m_moved;
		other.m_moved = true;
		return *this;
	}

	Colour::~Colour() { if (!m_moved) use(None); }

	void Colour::use(Code _colourCode) {
		static IColourImpl* impl = platformColourInstance();
		// Strictly speaking, this cannot possibly happen.
		// However, under some conditions it does happen (see #1626),
		// and this change is small enough that we can let practicality
		// triumph over purity in this case.
		if (impl != nullptr) {
			impl->use(_colourCode);
		}
	}

	std::ostream& operator << (std::ostream& os, Colour const&) {
		return os;
	}

} // end namespace Catch

#if defined(__clang__)
#    pragma clang diagnostic pop
#endif

// end catch_console_colour.cpp
// start catch_context.cpp

namespace Catch {

	class Context : public IMutableContext, NonCopyable {

	public: // IContext
		IResultCapture* getResultCapture() override {
			return m_resultCapture;
		}
		IRunner* getRunner() override {
			return m_runner;
		}

		IConfigPtr const& getConfig() const override {
			return m_config;
		}

		~Context() override;

	public: // IMutableContext
		void setResultCapture(IResultCapture* resultCapture) override {
			m_resultCapture = resultCapture;
		}
		void setRunner(IRunner* runner) override {
			m_runner = runner;
		}
		void setConfig(IConfigPtr const& config) override {
			m_config = config;
		}

		friend IMutableContext& getCurrentMutableContext();

	private:
		IConfigPtr m_config;
		IRunner* m_runner = nullptr;
		IResultCapture* m_resultCapture = nullptr;
	};

	IMutableContext* IMutableContext::currentContext = nullptr;

	void IMutableContext::createContext()
	{
		currentContext = new Context();
	}

	void cleanUpContext() {
		delete IMutableContext::currentContext;
		IMutableContext::currentContext = nullptr;
	}
	IContext::~IContext() = default;
	IMutableContext::~IMutableContext() = default;
	Context::~Context() = default;

	SimplePcg32& rng() {
		static SimplePcg32 s_rng;
		return s_rng;
	}

}
// end catch_context.cpp
// start catch_debug_console.cpp

// start catch_debug_console.h

#include <string>

namespace Catch {
	void writeToDebugConsole(std::string const& text);
}

// end catch_debug_console.h
#if defined(CATCH_CONFIG_ANDROID_LOGWRITE)
#include <android/log.h>

namespace Catch {
	void writeToDebugConsole(std::string const& text) {
		__android_log_write(ANDROID_LOG_DEBUG, "Catch", text.c_str());
	}
}

#elif defined(CATCH_PLATFORM_WINDOWS)

namespace Catch {
	void writeToDebugConsole(std::string const& text) {
		::OutputDebugStringA(text.c_str());
	}
}

#else

namespace Catch {
	void writeToDebugConsole(std::string const& text) {
		// !TBD: Need a version for Mac/ XCode and other IDEs
		Catch::cout() << text;
	}
}

#endif // Platform
// end catch_debug_console.cpp
// start catch_debugger.cpp

#if defined(CATCH_PLATFORM_MAC) || defined(CATCH_PLATFORM_IPHONE)

#  include <cassert>
#  include <sys/types.h>
#  include <unistd.h>
#  include <cstddef>
#  include <ostream>

#ifdef __apple_build_version__
	// These headers will only compile with AppleClang (XCode)
	// For other compilers (Clang, GCC, ... ) we need to exclude them
#  include <sys/sysctl.h>
#endif

namespace Catch {
#ifdef __apple_build_version__
	// The following function is taken directly from the following technical note:
	// https://developer.apple.com/library/archive/qa/qa1361/_index.html

	// Returns true if the current process is being debugged (either
	// running under the debugger or has a debugger attached post facto).
	bool isDebuggerActive() {
		int                 mib[4];
		struct kinfo_proc   info;
		std::size_t         size;

		// Initialize the flags so that, if sysctl fails for some bizarre
		// reason, we get a predictable result.

		info.kp_proc.p_flag = 0;

		// Initialize mib, which tells sysctl the info we want, in this case
		// we're looking for information about a specific process ID.

		mib[0] = CTL_KERN;
		mib[1] = KERN_PROC;
		mib[2] = KERN_PROC_PID;
		mib[3] = getpid();

		// Call sysctl.

		size = sizeof(info);
		if (sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, nullptr, 0) != 0) {
			Catch::cerr() << "\n** Call to sysctl failed - unable to determine if debugger is active **\n" << std::endl;
			return false;
		}

		// We're being debugged if the P_TRACED flag is set.

		return ((info.kp_proc.p_flag & P_TRACED) != 0);
	}
#else
	bool isDebuggerActive() {
		// We need to find another way to determine this for non-appleclang compilers on macOS
		return false;
	}
#endif
} // namespace Catch

#elif defined(CATCH_PLATFORM_LINUX)
#include <fstream>
#include <string>

namespace Catch {
	// The standard POSIX way of detecting a debugger is to attempt to
	// ptrace() the process, but this needs to be done from a child and not
	// this process itself to still allow attaching to this process later
	// if wanted, so is rather heavy. Under Linux we have the PID of the
	// "debugger" (which doesn't need to be gdb, of course, it could also
	// be strace, for example) in /proc/$PID/status, so just get it from
	// there instead.
	bool isDebuggerActive() {
		// Libstdc++ has a bug, where std::ifstream sets errno to 0
		// This way our users can properly assert over errno values
		ErrnoGuard guard;
		std::ifstream in("/proc/self/status");
		for (std::string line; std::getline(in, line); ) {
			static const int PREFIX_LEN = 11;
			if (line.compare(0, PREFIX_LEN, "TracerPid:\t") == 0) {
				// We're traced if the PID is not 0 and no other PID starts
				// with 0 digit, so it's enough to check for just a single
				// character.
				return line.length() > PREFIX_LEN && line[PREFIX_LEN] != '0';
			}
		}

		return false;
	}
} // namespace Catch
#elif defined(_MSC_VER)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch {
	bool isDebuggerActive() {
		return IsDebuggerPresent() != 0;
	}
}
#elif defined(__MINGW32__)
extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
namespace Catch {
	bool isDebuggerActive() {
		return IsDebuggerPresent() != 0;
	}
}
#else
namespace Catch {
	bool isDebuggerActive() { return false; }
}
#endif // Platform
// end catch_debugger.cpp
// start catch_decomposer.cpp

namespace Catch {

	ITransientExpression::~ITransientExpression() = default;

	void formatReconstructedExpression(std::ostream& os, std::string const& lhs, StringRef op, std::string const& rhs) {
		if (lhs.size() + rhs.size() < 40 &&
			lhs.find('\n') == std::string::npos &&
			rhs.find('\n') == std::string::npos)
			os << lhs << " " << op << " " << rhs;
		else
			os << lhs << "\n" << op << "\n" << rhs;
	}
}
// end catch_decomposer.cpp
// start catch_enforce.cpp

#include <stdexcept>

namespace Catch {
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER)
	[[noreturn]]
	void throw_exception(std::exception const& e) {
		Catch::cerr() << "Catch will terminate because it needed to throw an exception.\n"
			<< "The message was: " << e.what() << '\n';
		std::terminate();
	}
#endif

	[[noreturn]]
	void throw_logic_error(std::string const& msg) {
		throw_exception(std::logic_error(msg));
	}

	[[noreturn]]
	void throw_domain_error(std::string const& msg) {
		throw_exception(std::domain_error(msg));
	}

	[[noreturn]]
	void throw_runtime_error(std::string const& msg) {
		throw_exception(std::runtime_error(msg));
	}

} // namespace Catch;
// end catch_enforce.cpp
// start catch_enum_values_registry.cpp
// start catch_enum_values_registry.h

#include <vector>
#include <memory>

namespace Catch {

	namespace Detail {

		std::unique_ptr<EnumInfo> makeEnumInfo(StringRef enumName, StringRef allValueNames, std::vector<int> const& values);

		class EnumValuesRegistry : public IMutableEnumValuesRegistry {

			std::vector<std::unique_ptr<EnumInfo>> m_enumInfos;

			EnumInfo const& registerEnum(StringRef enumName, StringRef allEnums, std::vector<int> const& values) override;
		};

		std::vector<StringRef> parseEnums(StringRef enums);

	} // Detail

} // Catch

// end catch_enum_values_registry.h

#include <map>
#include <cassert>

namespace Catch {

	IMutableEnumValuesRegistry::~IMutableEnumValuesRegistry() {}

	namespace Detail {

		namespace {
			// Extracts the actual name part of an enum instance
			// In other words, it returns the Blue part of Bikeshed::Colour::Blue
			StringRef extractInstanceName(StringRef enumInstance) {
				// Find last occurence of ":"
				size_t name_start = enumInstance.size();
				while (name_start > 0 && enumInstance[name_start - 1] != ':') {
					--name_start;
				}
				return enumInstance.substr(name_start, enumInstance.size() - name_start);
			}
		}

		std::vector<StringRef> parseEnums(StringRef enums) {
			auto enumValues = splitStringRef(enums, ',');
			std::vector<StringRef> parsed;
			parsed.reserve(enumValues.size());
			for (auto const& enumValue : enumValues) {
				parsed.push_back(trim(extractInstanceName(enumValue)));
			}
			return parsed;
		}

		EnumInfo::~EnumInfo() {}

		StringRef EnumInfo::lookup(int value) const {
			for (auto const& valueToName : m_values) {
				if (valueToName.first == value)
					return valueToName.second;
			}
			return "{** unexpected enum value **}"_sr;
		}

		std::unique_ptr<EnumInfo> makeEnumInfo(StringRef enumName, StringRef allValueNames, std::vector<int> const& values) {
			std::unique_ptr<EnumInfo> enumInfo(new EnumInfo);
			enumInfo->m_name = enumName;
			enumInfo->m_values.reserve(values.size());

			const auto valueNames = Catch::Detail::parseEnums(allValueNames);
			assert(valueNames.size() == values.size());
			std::size_t i = 0;
			for (auto value : values)
				enumInfo->m_values.emplace_back(value, valueNames[i++]);

			return enumInfo;
		}

		EnumInfo const& EnumValuesRegistry::registerEnum(StringRef enumName, StringRef allValueNames, std::vector<int> const& values) {
			m_enumInfos.push_back(makeEnumInfo(enumName, allValueNames, values));
			return *m_enumInfos.back();
		}

	} // Detail
} // Catch

// end catch_enum_values_registry.cpp
// start catch_errno_guard.cpp

#include <cerrno>

namespace Catch {
	ErrnoGuard::ErrnoGuard() :m_oldErrno(errno) {}
	ErrnoGuard::~ErrnoGuard() { errno = m_oldErrno; }
}
// end catch_errno_guard.cpp
// start catch_exception_translator_registry.cpp

// start catch_exception_translator_registry.h

#include <vector>
#include <string>
#include <memory>

namespace Catch {

	class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {
	public:
		~ExceptionTranslatorRegistry();
		virtual void registerTranslator(const IExceptionTranslator* translator);
		std::string translateActiveException() const override;
		std::string tryTranslators() const;

	private:
		std::vector<std::unique_ptr<IExceptionTranslator const>> m_translators;
	};
}

// end catch_exception_translator_registry.h
#ifdef __OBJC__
#import "Foundation/Foundation.h"
#endif

namespace Catch {

	ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() {
	}

	void ExceptionTranslatorRegistry::registerTranslator(const IExceptionTranslator* translator) {
		m_translators.push_back(std::unique_ptr<const IExceptionTranslator>(translator));
	}

#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	std::string ExceptionTranslatorRegistry::translateActiveException() const {
		try {
#ifdef __OBJC__
			// In Objective-C try objective-c exceptions first
			@try {
				return tryTranslators();
			}
			@catch (NSException* exception) {
				return Catch::Detail::stringify([exception description]);
			}
#else
			// Compiling a mixed mode project with MSVC means that CLR
			// exceptions will be caught in (...) as well. However, these
			// do not fill-in std::current_exception and thus lead to crash
			// when attempting rethrow.
			// /EHa switch also causes structured exceptions to be caught
			// here, but they fill-in current_exception properly, so
			// at worst the output should be a little weird, instead of
			// causing a crash.
			if (std::current_exception() == nullptr) {
				return "Non C++ exception. Possibly a CLR exception.";
			}
			return tryTranslators();
#endif
		}
		catch (TestFailureException&) {
			std::rethrow_exception(std::current_exception());
		}
		catch (std::exception& ex) {
			return ex.what();
		}
		catch (std::string& msg) {
			return msg;
		}
		catch (const char* msg) {
			return msg;
		}
		catch (...) {
			return "Unknown exception";
		}
	}

	std::string ExceptionTranslatorRegistry::tryTranslators() const {
		if (m_translators.empty()) {
			std::rethrow_exception(std::current_exception());
		}
		else {
			return m_translators[0]->translate(m_translators.begin() + 1, m_translators.end());
		}
	}

#else // ^^ Exceptions are enabled // Exceptions are disabled vv
	std::string ExceptionTranslatorRegistry::translateActiveException() const {
		CATCH_INTERNAL_ERROR("Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
	}

	std::string ExceptionTranslatorRegistry::tryTranslators() const {
		CATCH_INTERNAL_ERROR("Attempted to use exception translators under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
	}
#endif

}
// end catch_exception_translator_registry.cpp
// start catch_fatal_condition.cpp

#if defined(__GNUC__)
#    pragma GCC diagnostic push
#    pragma GCC diagnostic ignored "-Wmissing-field-initializers"
#endif

#if defined( CATCH_CONFIG_WINDOWS_SEH ) || defined( CATCH_CONFIG_POSIX_SIGNALS )

namespace {
	// Report the error condition
	void reportFatal(char const* const message) {
		Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition(message);
	}
}

#endif // signals/SEH handling

#if defined( CATCH_CONFIG_WINDOWS_SEH )

namespace Catch {
	struct SignalDefs { DWORD id; const char* name; };

	// There is no 1-1 mapping between signals and windows exceptions.
	// Windows can easily distinguish between SO and SigSegV,
	// but SigInt, SigTerm, etc are handled differently.
	static SignalDefs signalDefs[] = {
		{ static_cast<DWORD>(EXCEPTION_ILLEGAL_INSTRUCTION),  "SIGILL - Illegal instruction signal" },
		{ static_cast<DWORD>(EXCEPTION_STACK_OVERFLOW), "SIGSEGV - Stack overflow" },
		{ static_cast<DWORD>(EXCEPTION_ACCESS_VIOLATION), "SIGSEGV - Segmentation violation signal" },
		{ static_cast<DWORD>(EXCEPTION_INT_DIVIDE_BY_ZERO), "Divide by zero error" },
	};

	LONG CALLBACK FatalConditionHandler::handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo) {
		for (auto const& def : signalDefs) {
			if (ExceptionInfo->ExceptionRecord->ExceptionCode == def.id) {
				reportFatal(def.name);
			}
		}
		// If its not an exception we care about, pass it along.
		// This stops us from eating debugger breaks etc.
		return EXCEPTION_CONTINUE_SEARCH;
	}

	FatalConditionHandler::FatalConditionHandler() {
		isSet = true;
		// 32k seems enough for Catch to handle stack overflow,
		// but the value was found experimentally, so there is no strong guarantee
		guaranteeSize = 32 * 1024;
		exceptionHandlerHandle = nullptr;
		// Register as first handler in current chain
		exceptionHandlerHandle = AddVectoredExceptionHandler(1, handleVectoredException);
		// Pass in guarantee size to be filled
		SetThreadStackGuarantee(&guaranteeSize);
	}

	void FatalConditionHandler::reset() {
		if (isSet) {
			RemoveVectoredExceptionHandler(exceptionHandlerHandle);
			SetThreadStackGuarantee(&guaranteeSize);
			exceptionHandlerHandle = nullptr;
			isSet = false;
		}
	}

	FatalConditionHandler::~FatalConditionHandler() {
		reset();
	}

	bool FatalConditionHandler::isSet = false;
	ULONG FatalConditionHandler::guaranteeSize = 0;
	PVOID FatalConditionHandler::exceptionHandlerHandle = nullptr;

} // namespace Catch

#elif defined( CATCH_CONFIG_POSIX_SIGNALS )

namespace Catch {

	struct SignalDefs {
		int id;
		const char* name;
	};

	// 32kb for the alternate stack seems to be sufficient. However, this value
	// is experimentally determined, so that's not guaranteed.
	static constexpr std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ;

	static SignalDefs signalDefs[] = {
		{ SIGINT,  "SIGINT - Terminal interrupt signal" },
		{ SIGILL,  "SIGILL - Illegal instruction signal" },
		{ SIGFPE,  "SIGFPE - Floating point error signal" },
		{ SIGSEGV, "SIGSEGV - Segmentation violation signal" },
		{ SIGTERM, "SIGTERM - Termination request signal" },
		{ SIGABRT, "SIGABRT - Abort (abnormal termination) signal" }
	};

	void FatalConditionHandler::handleSignal(int sig) {
		char const* name = "<unknown signal>";
		for (auto const& def : signalDefs) {
			if (sig == def.id) {
				name = def.name;
				break;
			}
		}
		reset();
		reportFatal(name);
		raise(sig);
	}

	FatalConditionHandler::FatalConditionHandler() {
		isSet = true;
		stack_t sigStack;
		sigStack.ss_sp = altStackMem;
		sigStack.ss_size = sigStackSize;
		sigStack.ss_flags = 0;
		sigaltstack(&sigStack, &oldSigStack);
		struct sigaction sa = { };

		sa.sa_handler = handleSignal;
		sa.sa_flags = SA_ONSTACK;
		for (std::size_t i = 0; i < sizeof(signalDefs) / sizeof(SignalDefs); ++i) {
			sigaction(signalDefs[i].id, &sa, &oldSigActions[i]);
		}
	}

	FatalConditionHandler::~FatalConditionHandler() {
		reset();
	}

	void FatalConditionHandler::reset() {
		if (isSet) {
			// Set signals back to previous values -- hopefully nobody overwrote them in the meantime
			for (std::size_t i = 0; i < sizeof(signalDefs) / sizeof(SignalDefs); ++i) {
				sigaction(signalDefs[i].id, &oldSigActions[i], nullptr);
			}
			// Return the old stack
			sigaltstack(&oldSigStack, nullptr);
			isSet = false;
		}
	}

	bool FatalConditionHandler::isSet = false;
	struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs) / sizeof(SignalDefs)] = {};
	stack_t FatalConditionHandler::oldSigStack = {};
	char FatalConditionHandler::altStackMem[sigStackSize] = {};

} // namespace Catch

#else

namespace Catch {
	void FatalConditionHandler::reset() {}
}

#endif // signals/SEH handling

#if defined(__GNUC__)
#    pragma GCC diagnostic pop
#endif
// end catch_fatal_condition.cpp
// start catch_generators.cpp

#include <limits>
#include <set>

namespace Catch {

	IGeneratorTracker::~IGeneratorTracker() {}

	const char* GeneratorException::what() const noexcept {
		return m_msg;
	}

	namespace Generators {

		GeneratorUntypedBase::~GeneratorUntypedBase() {}

		auto acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker& {
			return getResultCapture().acquireGeneratorTracker(generatorName, lineInfo);
		}

	} // namespace Generators
} // namespace Catch
// end catch_generators.cpp
// start catch_interfaces_capture.cpp

namespace Catch {
	IResultCapture::~IResultCapture() = default;
}
// end catch_interfaces_capture.cpp
// start catch_interfaces_config.cpp

namespace Catch {
	IConfig::~IConfig() = default;
}
// end catch_interfaces_config.cpp
// start catch_interfaces_exception.cpp

namespace Catch {
	IExceptionTranslator::~IExceptionTranslator() = default;
	IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default;
}
// end catch_interfaces_exception.cpp
// start catch_interfaces_registry_hub.cpp

namespace Catch {
	IRegistryHub::~IRegistryHub() = default;
	IMutableRegistryHub::~IMutableRegistryHub() = default;
}
// end catch_interfaces_registry_hub.cpp
// start catch_interfaces_reporter.cpp

// start catch_reporter_listening.h

namespace Catch {

	class ListeningReporter : public IStreamingReporter {
		using Reporters = std::vector<IStreamingReporterPtr>;
		Reporters m_listeners;
		IStreamingReporterPtr m_reporter = nullptr;
		ReporterPreferences m_preferences;

	public:
		ListeningReporter();

		void addListener(IStreamingReporterPtr&& listener);
		void addReporter(IStreamingReporterPtr&& reporter);

	public: // IStreamingReporter

		ReporterPreferences getPreferences() const override;

		void noMatchingTestCases(std::string const& spec) override;

		void reportInvalidArguments(std::string const& arg) override;

		static std::set<Verbosity> getSupportedVerbosities();

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
		void benchmarkPreparing(std::string const& name) override;
		void benchmarkStarting(BenchmarkInfo const& benchmarkInfo) override;
		void benchmarkEnded(BenchmarkStats<> const& benchmarkStats) override;
		void benchmarkFailed(std::string const&) override;
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

		void testRunStarting(TestRunInfo const& testRunInfo) override;
		void testGroupStarting(GroupInfo const& groupInfo) override;
		void testCaseStarting(TestCaseInfo const& testInfo) override;
		void sectionStarting(SectionInfo const& sectionInfo) override;
		void assertionStarting(AssertionInfo const& assertionInfo) override;

		// The return value indicates if the messages buffer should be cleared:
		bool assertionEnded(AssertionStats const& assertionStats) override;
		void sectionEnded(SectionStats const& sectionStats) override;
		void testCaseEnded(TestCaseStats const& testCaseStats) override;
		void testGroupEnded(TestGroupStats const& testGroupStats) override;
		void testRunEnded(TestRunStats const& testRunStats) override;

		void skipTest(TestCaseInfo const& testInfo) override;
		bool isMulti() const override;

	};

} // end namespace Catch

// end catch_reporter_listening.h
namespace Catch {

	ReporterConfig::ReporterConfig(IConfigPtr const& _fullConfig)
		: m_stream(&_fullConfig->stream()), m_fullConfig(_fullConfig) {}

	ReporterConfig::ReporterConfig(IConfigPtr const& _fullConfig, std::ostream& _stream)
		: m_stream(&_stream), m_fullConfig(_fullConfig) {}

	std::ostream& ReporterConfig::stream() const { return *m_stream; }
	IConfigPtr ReporterConfig::fullConfig() const { return m_fullConfig; }

	TestRunInfo::TestRunInfo(std::string const& _name) : name(_name) {}

	GroupInfo::GroupInfo(std::string const& _name,
		std::size_t _groupIndex,
		std::size_t _groupsCount)
		: name(_name),
		groupIndex(_groupIndex),
		groupsCounts(_groupsCount)
	{}

	AssertionStats::AssertionStats(AssertionResult const& _assertionResult,
		std::vector<MessageInfo> const& _infoMessages,
		Totals const& _totals)
		: assertionResult(_assertionResult),
		infoMessages(_infoMessages),
		totals(_totals)
	{
		assertionResult.m_resultData.lazyExpression.m_transientExpression = _assertionResult.m_resultData.lazyExpression.m_transientExpression;

		if (assertionResult.hasMessage()) {
			// Copy message into messages list.
			// !TBD This should have been done earlier, somewhere
			MessageBuilder builder(assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType());
			builder << assertionResult.getMessage();
			builder.m_info.message = builder.m_stream.str();

			infoMessages.push_back(builder.m_info);
		}
	}

	AssertionStats::~AssertionStats() = default;

	SectionStats::SectionStats(SectionInfo const& _sectionInfo,
		Counts const& _assertions,
		double _durationInSeconds,
		bool _missingAssertions)
		: sectionInfo(_sectionInfo),
		assertions(_assertions),
		durationInSeconds(_durationInSeconds),
		missingAssertions(_missingAssertions)
	{}

	SectionStats::~SectionStats() = default;

	TestCaseStats::TestCaseStats(TestCaseInfo const& _testInfo,
		Totals const& _totals,
		std::string const& _stdOut,
		std::string const& _stdErr,
		bool _aborting)
		: testInfo(_testInfo),
		totals(_totals),
		stdOut(_stdOut),
		stdErr(_stdErr),
		aborting(_aborting)
	{}

	TestCaseStats::~TestCaseStats() = default;

	TestGroupStats::TestGroupStats(GroupInfo const& _groupInfo,
		Totals const& _totals,
		bool _aborting)
		: groupInfo(_groupInfo),
		totals(_totals),
		aborting(_aborting)
	{}

	TestGroupStats::TestGroupStats(GroupInfo const& _groupInfo)
		: groupInfo(_groupInfo),
		aborting(false)
	{}

	TestGroupStats::~TestGroupStats() = default;

	TestRunStats::TestRunStats(TestRunInfo const& _runInfo,
		Totals const& _totals,
		bool _aborting)
		: runInfo(_runInfo),
		totals(_totals),
		aborting(_aborting)
	{}

	TestRunStats::~TestRunStats() = default;

	void IStreamingReporter::fatalErrorEncountered(StringRef) {}
	bool IStreamingReporter::isMulti() const { return false; }

	IReporterFactory::~IReporterFactory() = default;
	IReporterRegistry::~IReporterRegistry() = default;

} // end namespace Catch
// end catch_interfaces_reporter.cpp
// start catch_interfaces_runner.cpp

namespace Catch {
	IRunner::~IRunner() = default;
}
// end catch_interfaces_runner.cpp
// start catch_interfaces_testcase.cpp

namespace Catch {
	ITestInvoker::~ITestInvoker() = default;
	ITestCaseRegistry::~ITestCaseRegistry() = default;
}
// end catch_interfaces_testcase.cpp
// start catch_leak_detector.cpp

#ifdef CATCH_CONFIG_WINDOWS_CRTDBG
#include <crtdbg.h>

namespace Catch {

	LeakDetector::LeakDetector() {
		int flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
		flag |= _CRTDBG_LEAK_CHECK_DF;
		flag |= _CRTDBG_ALLOC_MEM_DF;
		_CrtSetDbgFlag(flag);
		_CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
		_CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
		// Change this to leaking allocation's number to break there
		_CrtSetBreakAlloc(-1);
	}
}

#else

Catch::LeakDetector::LeakDetector() {}

#endif

Catch::LeakDetector::~LeakDetector() {
	Catch::cleanUp();
}
// end catch_leak_detector.cpp
// start catch_list.cpp

// start catch_list.h

#include <set>

namespace Catch {

	std::size_t listTests(Config const& config);

	std::size_t listTestsNamesOnly(Config const& config);

	struct TagInfo {
		void add(std::string const& spelling);
		std::string all() const;

		std::set<std::string> spellings;
		std::size_t count = 0;
	};

	std::size_t listTags(Config const& config);

	std::size_t listReporters();

	Option<std::size_t> list(std::shared_ptr<Config> const& config);

} // end namespace Catch

// end catch_list.h
// start catch_text.h

namespace Catch {
	using namespace clara::TextFlow;
}

// end catch_text.h
#include <limits>
#include <algorithm>
#include <iomanip>

namespace Catch {

	std::size_t listTests(Config const& config) {
		TestSpec const& testSpec = config.testSpec();
		if (config.hasTestFilters())
			Catch::cout() << "Matching test cases:\n";
		else {
			Catch::cout() << "All available test cases:\n";
		}

		auto matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);
		for (auto const& testCaseInfo : matchedTestCases) {
			Colour::Code colour = testCaseInfo.isHidden()
				? Colour::SecondaryText
				: Colour::None;
			Colour colourGuard(colour);

			Catch::cout() << Column(testCaseInfo.name).initialIndent(2).indent(4) << "\n";
			if (config.verbosity() >= Verbosity::High) {
				Catch::cout() << Column(Catch::Detail::stringify(testCaseInfo.lineInfo)).indent(4) << std::endl;
				std::string description = testCaseInfo.description;
				if (description.empty())
					description = "(NO DESCRIPTION)";
				Catch::cout() << Column(description).indent(4) << std::endl;
			}
			if (!testCaseInfo.tags.empty())
				Catch::cout() << Column(testCaseInfo.tagsAsString()).indent(6) << "\n";
		}

		if (!config.hasTestFilters())
			Catch::cout() << pluralise(matchedTestCases.size(), "test case") << '\n' << std::endl;
		else
			Catch::cout() << pluralise(matchedTestCases.size(), "matching test case") << '\n' << std::endl;
		return matchedTestCases.size();
	}

	std::size_t listTestsNamesOnly(Config const& config) {
		TestSpec const& testSpec = config.testSpec();
		std::size_t matchedTests = 0;
		std::vector<TestCase> matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);
		for (auto const& testCaseInfo : matchedTestCases) {
			matchedTests++;
			if (startsWith(testCaseInfo.name, '#'))
				Catch::cout() << '"' << testCaseInfo.name << '"';
			else
				Catch::cout() << testCaseInfo.name;
			if (config.verbosity() >= Verbosity::High)
				Catch::cout() << "\t@" << testCaseInfo.lineInfo;
			Catch::cout() << std::endl;
		}
		return matchedTests;
	}

	void TagInfo::add(std::string const& spelling) {
		++count;
		spellings.insert(spelling);
	}

	std::string TagInfo::all() const {
		size_t size = 0;
		for (auto const& spelling : spellings) {
			// Add 2 for the brackes
			size += spelling.size() + 2;
		}

		std::string out; out.reserve(size);
		for (auto const& spelling : spellings) {
			out += '[';
			out += spelling;
			out += ']';
		}
		return out;
	}

	std::size_t listTags(Config const& config) {
		TestSpec const& testSpec = config.testSpec();
		if (config.hasTestFilters())
			Catch::cout() << "Tags for matching test cases:\n";
		else {
			Catch::cout() << "All available tags:\n";
		}

		std::map<std::string, TagInfo> tagCounts;

		std::vector<TestCase> matchedTestCases = filterTests(getAllTestCasesSorted(config), testSpec, config);
		for (auto const& testCase : matchedTestCases) {
			for (auto const& tagName : testCase.getTestCaseInfo().tags) {
				std::string lcaseTagName = toLower(tagName);
				auto countIt = tagCounts.find(lcaseTagName);
				if (countIt == tagCounts.end())
					countIt = tagCounts.insert(std::make_pair(lcaseTagName, TagInfo())).first;
				countIt->second.add(tagName);
			}
		}

		for (auto const& tagCount : tagCounts) {
			ReusableStringStream rss;
			rss << "  " << std::setw(2) << tagCount.second.count << "  ";
			auto str = rss.str();
			auto wrapper = Column(tagCount.second.all())
				.initialIndent(0)
				.indent(str.size())
				.width(CATCH_CONFIG_CONSOLE_WIDTH - 10);
			Catch::cout() << str << wrapper << '\n';
		}
		Catch::cout() << pluralise(tagCounts.size(), "tag") << '\n' << std::endl;
		return tagCounts.size();
	}

	std::size_t listReporters() {
		Catch::cout() << "Available reporters:\n";
		IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();
		std::size_t maxNameLen = 0;
		for (auto const& factoryKvp : factories)
			maxNameLen = (std::max)(maxNameLen, factoryKvp.first.size());

		for (auto const& factoryKvp : factories) {
			Catch::cout()
				<< Column(factoryKvp.first + ":")
				.indent(2)
				.width(5 + maxNameLen)
				+ Column(factoryKvp.second->getDescription())
				.initialIndent(0)
				.indent(2)
				.width(CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen - 8)
				<< "\n";
		}
		Catch::cout() << std::endl;
		return factories.size();
	}

	Option<std::size_t> list(std::shared_ptr<Config> const& config) {
		Option<std::size_t> listedCount;
		getCurrentMutableContext().setConfig(config);
		if (config->listTests())
			listedCount = listedCount.valueOr(0) + listTests(*config);
		if (config->listTestNamesOnly())
			listedCount = listedCount.valueOr(0) + listTestsNamesOnly(*config);
		if (config->listTags())
			listedCount = listedCount.valueOr(0) + listTags(*config);
		if (config->listReporters())
			listedCount = listedCount.valueOr(0) + listReporters();
		return listedCount;
	}

} // end namespace Catch
// end catch_list.cpp
// start catch_matchers.cpp

namespace Catch {
	namespace Matchers {
		namespace Impl {

			std::string MatcherUntypedBase::toString() const {
				if (m_cachedToString.empty())
					m_cachedToString = describe();
				return m_cachedToString;
			}

			MatcherUntypedBase::~MatcherUntypedBase() = default;

		} // namespace Impl
	} // namespace Matchers

	using namespace Matchers;
	using Matchers::Impl::MatcherBase;

} // namespace Catch
// end catch_matchers.cpp
// start catch_matchers_exception.cpp

namespace Catch {
	namespace Matchers {
		namespace Exception {

			bool ExceptionMessageMatcher::match(std::exception const& ex) const {
				return ex.what() == m_message;
			}

			std::string ExceptionMessageMatcher::describe() const {
				return "exception message matches \"" + m_message + "\"";
			}

		}
		Exception::ExceptionMessageMatcher Message(std::string const& message) {
			return Exception::ExceptionMessageMatcher(message);
		}

		// namespace Exception
	} // namespace Matchers
} // namespace Catch
// end catch_matchers_exception.cpp
// start catch_matchers_floating.cpp

// start catch_polyfills.hpp

namespace Catch {
	bool isnan(float f);
	bool isnan(double d);
}

// end catch_polyfills.hpp
// start catch_to_string.hpp

#include <string>

namespace Catch {
	template <typename T>
	std::string to_string(T const& t) {
#if defined(CATCH_CONFIG_CPP11_TO_STRING)
		return std::to_string(t);
#else
		ReusableStringStream rss;
		rss << t;
		return rss.str();
#endif
	}
} // end namespace Catch

// end catch_to_string.hpp
#include <algorithm>
#include <cmath>
#include <cstdlib>
#include <cstdint>
#include <cstring>
#include <sstream>
#include <type_traits>
#include <iomanip>
#include <limits>

namespace Catch {
	namespace {

		int32_t convert(float f) {
			static_assert(sizeof(float) == sizeof(int32_t), "Important ULP matcher assumption violated");
			int32_t i;
			std::memcpy(&i, &f, sizeof(f));
			return i;
		}

		int64_t convert(double d) {
			static_assert(sizeof(double) == sizeof(int64_t), "Important ULP matcher assumption violated");
			int64_t i;
			std::memcpy(&i, &d, sizeof(d));
			return i;
		}

		template <typename FP>
		bool almostEqualUlps(FP lhs, FP rhs, uint64_t maxUlpDiff) {
			// Comparison with NaN should always be false.
			// This way we can rule it out before getting into the ugly details
			if (Catch::isnan(lhs) || Catch::isnan(rhs)) {
				return false;
			}

			auto lc = convert(lhs);
			auto rc = convert(rhs);

			if ((lc < 0) != (rc < 0)) {
				// Potentially we can have +0 and -0
				return lhs == rhs;
			}

			auto ulpDiff = std::abs(lc - rc);
			return static_cast<uint64_t>(ulpDiff) <= maxUlpDiff;
		}

#if defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)

		float nextafter(float x, float y) {
			return ::nextafterf(x, y);
		}

		double nextafter(double x, double y) {
			return ::nextafter(x, y);
		}

#endif // ^^^ CATCH_CONFIG_GLOBAL_NEXTAFTER ^^^

		template <typename FP>
		FP step(FP start, FP direction, uint64_t steps) {
			for (uint64_t i = 0; i < steps; ++i) {
#if defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
				start = Catch::nextafter(start, direction);
#else
				start = std::nextafter(start, direction);
#endif
			}
			return start;
		}

		// Performs equivalent check of std::fabs(lhs - rhs) <= margin
		// But without the subtraction to allow for INFINITY in comparison
		bool marginComparison(double lhs, double rhs, double margin) {
			return (lhs + margin >= rhs) && (rhs + margin >= lhs);
		}

		template <typename FloatingPoint>
		void write(std::ostream& out, FloatingPoint num) {
			out << std::scientific
				<< std::setprecision(std::numeric_limits<FloatingPoint>::max_digits10 - 1)
				<< num;
		}

	} // end anonymous namespace

	namespace Matchers {
		namespace Floating {

			enum class FloatingPointKind : uint8_t {
				Float,
				Double
			};

			WithinAbsMatcher::WithinAbsMatcher(double target, double margin)
				:m_target{ target }, m_margin{ margin } {
				CATCH_ENFORCE(margin >= 0, "Invalid margin: " << margin << '.'
					<< " Margin has to be non-negative.");
			}

			// Performs equivalent check of std::fabs(lhs - rhs) <= margin
			// But without the subtraction to allow for INFINITY in comparison
			bool WithinAbsMatcher::match(double const& matchee) const {
				return (matchee + m_margin >= m_target) && (m_target + m_margin >= matchee);
			}

			std::string WithinAbsMatcher::describe() const {
				return "is within " + ::Catch::Detail::stringify(m_margin) + " of " + ::Catch::Detail::stringify(m_target);
			}

			WithinUlpsMatcher::WithinUlpsMatcher(double target, uint64_t ulps, FloatingPointKind baseType)
				:m_target{ target }, m_ulps{ ulps }, m_type{ baseType } {
				CATCH_ENFORCE(m_type == FloatingPointKind::Double
					|| m_ulps < (std::numeric_limits<uint32_t>::max)(),
					"Provided ULP is impossibly large for a float comparison.");
			}

#if defined(__clang__)
#pragma clang diagnostic push
			// Clang <3.5 reports on the default branch in the switch below
#pragma clang diagnostic ignored "-Wunreachable-code"
#endif

			bool WithinUlpsMatcher::match(double const& matchee) const {
				switch (m_type) {
				case FloatingPointKind::Float:
					return almostEqualUlps<float>(static_cast<float>(matchee), static_cast<float>(m_target), m_ulps);
				case FloatingPointKind::Double:
					return almostEqualUlps<double>(matchee, m_target, m_ulps);
				default:
					CATCH_INTERNAL_ERROR("Unknown FloatingPointKind value");
				}
			}

#if defined(__clang__)
#pragma clang diagnostic pop
#endif

			std::string WithinUlpsMatcher::describe() const {
				std::stringstream ret;

				ret << "is within " << m_ulps << " ULPs of ";

				if (m_type == FloatingPointKind::Float) {
					write(ret, static_cast<float>(m_target));
					ret << 'f';
				}
				else {
					write(ret, m_target);
				}

				ret << " ([";
				if (m_type == FloatingPointKind::Double) {
					write(ret, step(m_target, static_cast<double>(-INFINITY), m_ulps));
					ret << ", ";
					write(ret, step(m_target, static_cast<double>(INFINITY), m_ulps));
				}
				else {
					// We have to cast INFINITY to float because of MinGW, see #1782
					write(ret, step(static_cast<float>(m_target), static_cast<float>(-INFINITY), m_ulps));
					ret << ", ";
					write(ret, step(static_cast<float>(m_target), static_cast<float>(INFINITY), m_ulps));
				}
				ret << "])";

				return ret.str();
			}

			WithinRelMatcher::WithinRelMatcher(double target, double epsilon) :
				m_target(target),
				m_epsilon(epsilon) {
				CATCH_ENFORCE(m_epsilon >= 0., "Relative comparison with epsilon <  0 does not make sense.");
				CATCH_ENFORCE(m_epsilon < 1., "Relative comparison with epsilon >= 1 does not make sense.");
			}

			bool WithinRelMatcher::match(double const& matchee) const {
				const auto relMargin = m_epsilon * (std::max)(std::fabs(matchee), std::fabs(m_target));
				return marginComparison(matchee, m_target,
					std::isinf(relMargin) ? 0 : relMargin);
			}

			std::string WithinRelMatcher::describe() const {
				Catch::ReusableStringStream sstr;
				sstr << "and " << m_target << " are within " << m_epsilon * 100. << "% of each other";
				return sstr.str();
			}

		}// namespace Floating

		Floating::WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff) {
			return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Double);
		}

		Floating::WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff) {
			return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Float);
		}

		Floating::WithinAbsMatcher WithinAbs(double target, double margin) {
			return Floating::WithinAbsMatcher(target, margin);
		}

		Floating::WithinRelMatcher WithinRel(double target, double eps) {
			return Floating::WithinRelMatcher(target, eps);
		}

		Floating::WithinRelMatcher WithinRel(double target) {
			return Floating::WithinRelMatcher(target, std::numeric_limits<double>::epsilon() * 100);
		}

		Floating::WithinRelMatcher WithinRel(float target, float eps) {
			return Floating::WithinRelMatcher(target, eps);
		}

		Floating::WithinRelMatcher WithinRel(float target) {
			return Floating::WithinRelMatcher(target, std::numeric_limits<float>::epsilon() * 100);
		}

	} // namespace Matchers
} // namespace Catch

// end catch_matchers_floating.cpp
// start catch_matchers_generic.cpp

std::string Catch::Matchers::Generic::Detail::finalizeDescription(const std::string& desc) {
	if (desc.empty()) {
		return "matches undescribed predicate";
	}
	else {
		return "matches predicate: \"" + desc + '"';
	}
}
// end catch_matchers_generic.cpp
// start catch_matchers_string.cpp

#include <regex>

namespace Catch {
	namespace Matchers {

		namespace StdString {

			CasedString::CasedString(std::string const& str, CaseSensitive::Choice caseSensitivity)
				: m_caseSensitivity(caseSensitivity),
				m_str(adjustString(str))
			{}
			std::string CasedString::adjustString(std::string const& str) const {
				return m_caseSensitivity == CaseSensitive::No
					? toLower(str)
					: str;
			}
			std::string CasedString::caseSensitivitySuffix() const {
				return m_caseSensitivity == CaseSensitive::No
					? " (case insensitive)"
					: std::string();
			}

			StringMatcherBase::StringMatcherBase(std::string const& operation, CasedString const& comparator)
				: m_comparator(comparator),
				m_operation(operation) {
			}

			std::string StringMatcherBase::describe() const {
				std::string description;
				description.reserve(5 + m_operation.size() + m_comparator.m_str.size() +
					m_comparator.caseSensitivitySuffix().size());
				description += m_operation;
				description += ": \"";
				description += m_comparator.m_str;
				description += "\"";
				description += m_comparator.caseSensitivitySuffix();
				return description;
			}

			EqualsMatcher::EqualsMatcher(CasedString const& comparator) : StringMatcherBase("equals", comparator) {}

			bool EqualsMatcher::match(std::string const& source) const {
				return m_comparator.adjustString(source) == m_comparator.m_str;
			}

			ContainsMatcher::ContainsMatcher(CasedString const& comparator) : StringMatcherBase("contains", comparator) {}

			bool ContainsMatcher::match(std::string const& source) const {
				return contains(m_comparator.adjustString(source), m_comparator.m_str);
			}

			StartsWithMatcher::StartsWithMatcher(CasedString const& comparator) : StringMatcherBase("starts with", comparator) {}

			bool StartsWithMatcher::match(std::string const& source) const {
				return startsWith(m_comparator.adjustString(source), m_comparator.m_str);
			}

			EndsWithMatcher::EndsWithMatcher(CasedString const& comparator) : StringMatcherBase("ends with", comparator) {}

			bool EndsWithMatcher::match(std::string const& source) const {
				return endsWith(m_comparator.adjustString(source), m_comparator.m_str);
			}

			RegexMatcher::RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity) : m_regex(std::move(regex)), m_caseSensitivity(caseSensitivity) {}

			bool RegexMatcher::match(std::string const& matchee) const {
				auto flags = std::regex::ECMAScript; // ECMAScript is the default syntax option anyway
				if (m_caseSensitivity == CaseSensitive::Choice::No) {
					flags |= std::regex::icase;
				}
				auto reg = std::regex(m_regex, flags);
				return std::regex_match(matchee, reg);
			}

			std::string RegexMatcher::describe() const {
				return "matches " + ::Catch::Detail::stringify(m_regex) + ((m_caseSensitivity == CaseSensitive::Choice::Yes) ? " case sensitively" : " case insensitively");
			}

		} // namespace StdString

		StdString::EqualsMatcher Equals(std::string const& str, CaseSensitive::Choice caseSensitivity) {
			return StdString::EqualsMatcher(StdString::CasedString(str, caseSensitivity));
		}
		StdString::ContainsMatcher Contains(std::string const& str, CaseSensitive::Choice caseSensitivity) {
			return StdString::ContainsMatcher(StdString::CasedString(str, caseSensitivity));
		}
		StdString::EndsWithMatcher EndsWith(std::string const& str, CaseSensitive::Choice caseSensitivity) {
			return StdString::EndsWithMatcher(StdString::CasedString(str, caseSensitivity));
		}
		StdString::StartsWithMatcher StartsWith(std::string const& str, CaseSensitive::Choice caseSensitivity) {
			return StdString::StartsWithMatcher(StdString::CasedString(str, caseSensitivity));
		}

		StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity) {
			return StdString::RegexMatcher(regex, caseSensitivity);
		}

	} // namespace Matchers
} // namespace Catch
// end catch_matchers_string.cpp
// start catch_message.cpp

// start catch_uncaught_exceptions.h

namespace Catch {
	bool uncaught_exceptions();
} // end namespace Catch

// end catch_uncaught_exceptions.h
#include <cassert>
#include <stack>

namespace Catch {

	MessageInfo::MessageInfo(StringRef const& _macroName,
		SourceLineInfo const& _lineInfo,
		ResultWas::OfType _type)
		: macroName(_macroName),
		lineInfo(_lineInfo),
		type(_type),
		sequence(++globalCount)
	{}

	bool MessageInfo::operator==(MessageInfo const& other) const {
		return sequence == other.sequence;
	}

	bool MessageInfo::operator<(MessageInfo const& other) const {
		return sequence < other.sequence;
	}

	// This may need protecting if threading support is added
	unsigned int MessageInfo::globalCount = 0;

	////////////////////////////////////////////////////////////////////////////

	Catch::MessageBuilder::MessageBuilder(StringRef const& macroName,
		SourceLineInfo const& lineInfo,
		ResultWas::OfType type)
		:m_info(macroName, lineInfo, type) {}

	////////////////////////////////////////////////////////////////////////////

	ScopedMessage::ScopedMessage(MessageBuilder const& builder)
		: m_info(builder.m_info), m_moved()
	{
		m_info.message = builder.m_stream.str();
		getResultCapture().pushScopedMessage(m_info);
	}

	ScopedMessage::ScopedMessage(ScopedMessage&& old)
		: m_info(old.m_info), m_moved()
	{
		old.m_moved = true;
	}

	ScopedMessage::~ScopedMessage() {
		if (!uncaught_exceptions() && !m_moved) {
			getResultCapture().popScopedMessage(m_info);
		}
	}

	Capturer::Capturer(StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names) {
		auto trimmed = [&](size_t start, size_t end) {
			while (names[start] == ',' || isspace(static_cast<unsigned char>(names[start]))) {
				++start;
			}
			while (names[end] == ',' || isspace(static_cast<unsigned char>(names[end]))) {
				--end;
			}
			return names.substr(start, end - start + 1);
		};
		auto skipq = [&](size_t start, char quote) {
			for (auto i = start + 1; i < names.size(); ++i) {
				if (names[i] == quote)
					return i;
				if (names[i] == '\\')
					++i;
			}
			CATCH_INTERNAL_ERROR("CAPTURE parsing encountered unmatched quote");
		};

		size_t start = 0;
		std::stack<char> openings;
		for (size_t pos = 0; pos < names.size(); ++pos) {
			char c = names[pos];
			switch (c) {
			case '[':
			case '{':
			case '(':
				// It is basically impossible to disambiguate between
				// comparison and start of template args in this context
	//            case '<':
				openings.push(c);
				break;
			case ']':
			case '}':
			case ')':
				//           case '>':
				openings.pop();
				break;
			case '"':
			case '\'':
				pos = skipq(pos, c);
				break;
			case ',':
				if (start != pos && openings.empty()) {
					m_messages.emplace_back(macroName, lineInfo, resultType);
					m_messages.back().message = static_cast<std::string>(trimmed(start, pos));
					m_messages.back().message += " := ";
					start = pos;
				}
			}
		}
		assert(openings.empty() && "Mismatched openings");
		m_messages.emplace_back(macroName, lineInfo, resultType);
		m_messages.back().message = static_cast<std::string>(trimmed(start, names.size() - 1));
		m_messages.back().message += " := ";
	}
	Capturer::~Capturer() {
		if (!uncaught_exceptions()) {
			assert(m_captured == m_messages.size());
			for (size_t i = 0; i < m_captured; ++i)
				m_resultCapture.popScopedMessage(m_messages[i]);
		}
	}

	void Capturer::captureValue(size_t index, std::string const& value) {
		assert(index < m_messages.size());
		m_messages[index].message += value;
		m_resultCapture.pushScopedMessage(m_messages[index]);
		m_captured++;
	}

} // end namespace Catch
// end catch_message.cpp
// start catch_output_redirect.cpp

// start catch_output_redirect.h
#ifndef TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
#define TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H

#include <cstdio>
#include <iosfwd>
#include <string>

namespace Catch {

	class RedirectedStream {
		std::ostream& m_originalStream;
		std::ostream& m_redirectionStream;
		std::streambuf* m_prevBuf;

	public:
		RedirectedStream(std::ostream& originalStream, std::ostream& redirectionStream);
		~RedirectedStream();
	};

	class RedirectedStdOut {
		ReusableStringStream m_rss;
		RedirectedStream m_cout;
	public:
		RedirectedStdOut();
		auto str() const->std::string;
	};

	// StdErr has two constituent streams in C++, std::cerr and std::clog
	// This means that we need to redirect 2 streams into 1 to keep proper
	// order of writes
	class RedirectedStdErr {
		ReusableStringStream m_rss;
		RedirectedStream m_cerr;
		RedirectedStream m_clog;
	public:
		RedirectedStdErr();
		auto str() const->std::string;
	};

	class RedirectedStreams {
	public:
		RedirectedStreams(RedirectedStreams const&) = delete;
		RedirectedStreams& operator=(RedirectedStreams const&) = delete;
		RedirectedStreams(RedirectedStreams&&) = delete;
		RedirectedStreams& operator=(RedirectedStreams&&) = delete;

		RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr);
		~RedirectedStreams();
	private:
		std::string& m_redirectedCout;
		std::string& m_redirectedCerr;
		RedirectedStdOut m_redirectedStdOut;
		RedirectedStdErr m_redirectedStdErr;
	};

#if defined(CATCH_CONFIG_NEW_CAPTURE)

	// Windows's implementation of std::tmpfile is terrible (it tries
	// to create a file inside system folder, thus requiring elevated
	// privileges for the binary), so we have to use tmpnam(_s) and
	// create the file ourselves there.
	class TempFile {
	public:
		TempFile(TempFile const&) = delete;
		TempFile& operator=(TempFile const&) = delete;
		TempFile(TempFile&&) = delete;
		TempFile& operator=(TempFile&&) = delete;

		TempFile();
		~TempFile();

		std::FILE* getFile();
		std::string getContents();

	private:
		std::FILE* m_file = nullptr;
#if defined(_MSC_VER)
		char m_buffer[L_tmpnam] = { 0 };
#endif
	};

	class OutputRedirect {
	public:
		OutputRedirect(OutputRedirect const&) = delete;
		OutputRedirect& operator=(OutputRedirect const&) = delete;
		OutputRedirect(OutputRedirect&&) = delete;
		OutputRedirect& operator=(OutputRedirect&&) = delete;

		OutputRedirect(std::string& stdout_dest, std::string& stderr_dest);
		~OutputRedirect();

	private:
		int m_originalStdout = -1;
		int m_originalStderr = -1;
		TempFile m_stdoutFile;
		TempFile m_stderrFile;
		std::string& m_stdoutDest;
		std::string& m_stderrDest;
	};

#endif

} // end namespace Catch

#endif // TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
// end catch_output_redirect.h
#include <cstdio>
#include <cstring>
#include <fstream>
#include <sstream>
#include <stdexcept>

#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#include <io.h>      //_dup and _dup2
#define dup _dup
#define dup2 _dup2
#define fileno _fileno
#else
#include <unistd.h>  // dup and dup2
#endif
#endif

namespace Catch {

	RedirectedStream::RedirectedStream(std::ostream& originalStream, std::ostream& redirectionStream)
		: m_originalStream(originalStream),
		m_redirectionStream(redirectionStream),
		m_prevBuf(m_originalStream.rdbuf())
	{
		m_originalStream.rdbuf(m_redirectionStream.rdbuf());
	}

	RedirectedStream::~RedirectedStream() {
		m_originalStream.rdbuf(m_prevBuf);
	}

	RedirectedStdOut::RedirectedStdOut() : m_cout(Catch::cout(), m_rss.get()) {}
	auto RedirectedStdOut::str() const -> std::string { return m_rss.str(); }

	RedirectedStdErr::RedirectedStdErr()
		: m_cerr(Catch::cerr(), m_rss.get()),
		m_clog(Catch::clog(), m_rss.get())
	{}
	auto RedirectedStdErr::str() const -> std::string { return m_rss.str(); }

	RedirectedStreams::RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr)
		: m_redirectedCout(redirectedCout),
		m_redirectedCerr(redirectedCerr)
	{}

	RedirectedStreams::~RedirectedStreams() {
		m_redirectedCout += m_redirectedStdOut.str();
		m_redirectedCerr += m_redirectedStdErr.str();
	}

#if defined(CATCH_CONFIG_NEW_CAPTURE)

#if defined(_MSC_VER)
	TempFile::TempFile() {
		if (tmpnam_s(m_buffer)) {
			CATCH_RUNTIME_ERROR("Could not get a temp filename");
		}
		if (fopen_s(&m_file, m_buffer, "w+")) {
			char buffer[100];
			if (strerror_s(buffer, errno)) {
				CATCH_RUNTIME_ERROR("Could not translate errno to a string");
			}
			CATCH_RUNTIME_ERROR("Could not open the temp file: '" << m_buffer << "' because: " << buffer);
		}
	}
#else
	TempFile::TempFile() {
		m_file = std::tmpfile();
		if (!m_file) {
			CATCH_RUNTIME_ERROR("Could not create a temp file.");
		}
	}

#endif

	TempFile::~TempFile() {
		// TBD: What to do about errors here?
		std::fclose(m_file);
		// We manually create the file on Windows only, on Linux
		// it will be autodeleted
#if defined(_MSC_VER)
		std::remove(m_buffer);
#endif
	}

	FILE* TempFile::getFile() {
		return m_file;
	}

	std::string TempFile::getContents() {
		std::stringstream sstr;
		char buffer[100] = {};
		std::rewind(m_file);
		while (std::fgets(buffer, sizeof(buffer), m_file)) {
			sstr << buffer;
		}
		return sstr.str();
	}

	OutputRedirect::OutputRedirect(std::string& stdout_dest, std::string& stderr_dest) :
		m_originalStdout(dup(1)),
		m_originalStderr(dup(2)),
		m_stdoutDest(stdout_dest),
		m_stderrDest(stderr_dest) {
		dup2(fileno(m_stdoutFile.getFile()), 1);
		dup2(fileno(m_stderrFile.getFile()), 2);
	}

	OutputRedirect::~OutputRedirect() {
		Catch::cout() << std::flush;
		fflush(stdout);
		// Since we support overriding these streams, we flush cerr
		// even though std::cerr is unbuffered
		Catch::cerr() << std::flush;
		Catch::clog() << std::flush;
		fflush(stderr);

		dup2(m_originalStdout, 1);
		dup2(m_originalStderr, 2);

		m_stdoutDest += m_stdoutFile.getContents();
		m_stderrDest += m_stderrFile.getContents();
	}

#endif // CATCH_CONFIG_NEW_CAPTURE

} // namespace Catch

#if defined(CATCH_CONFIG_NEW_CAPTURE)
#if defined(_MSC_VER)
#undef dup
#undef dup2
#undef fileno
#endif
#endif
// end catch_output_redirect.cpp
// start catch_polyfills.cpp

#include <cmath>

namespace Catch {

#if !defined(CATCH_CONFIG_POLYFILL_ISNAN)
	bool isnan(float f) {
		return std::isnan(f);
	}
	bool isnan(double d) {
		return std::isnan(d);
	}
#else
	// For now we only use this for embarcadero
	bool isnan(float f) {
		return std::_isnan(f);
	}
	bool isnan(double d) {
		return std::_isnan(d);
	}
#endif

} // end namespace Catch
// end catch_polyfills.cpp
// start catch_random_number_generator.cpp

namespace Catch {

	namespace {

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4146) // we negate uint32 during the rotate
#endif
		// Safe rotr implementation thanks to John Regehr
		uint32_t rotate_right(uint32_t val, uint32_t count) {
			const uint32_t mask = 31;
			count &= mask;
			return (val >> count) | (val << (-count & mask));
		}

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

	}

	SimplePcg32::SimplePcg32(result_type seed_) {
		seed(seed_);
	}

	void SimplePcg32::seed(result_type seed_) {
		m_state = 0;
		(*this)();
		m_state += seed_;
		(*this)();
	}

	void SimplePcg32::discard(uint64_t skip) {
		// We could implement this to run in O(log n) steps, but this
		// should suffice for our use case.
		for (uint64_t s = 0; s < skip; ++s) {
			static_cast<void>((*this)());
		}
	}

	SimplePcg32::result_type SimplePcg32::operator()() {
		// prepare the output value
		const uint32_t xorshifted = static_cast<uint32_t>(((m_state >> 18u) ^ m_state) >> 27u);
		const auto output = rotate_right(xorshifted, m_state >> 59u);

		// advance state
		m_state = m_state * 6364136223846793005ULL + s_inc;

		return output;
	}

	bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs) {
		return lhs.m_state == rhs.m_state;
	}

	bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs) {
		return lhs.m_state != rhs.m_state;
	}
}
// end catch_random_number_generator.cpp
// start catch_registry_hub.cpp

// start catch_test_case_registry_impl.h

#include <vector>
#include <set>
#include <algorithm>
#include <ios>

namespace Catch {

	class TestCase;
	struct IConfig;

	std::vector<TestCase> sortTests(IConfig const& config, std::vector<TestCase> const& unsortedTestCases);

	bool isThrowSafe(TestCase const& testCase, IConfig const& config);
	bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config);

	void enforceNoDuplicateTestCases(std::vector<TestCase> const& functions);

	std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config);
	std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config);

	class TestRegistry : public ITestCaseRegistry {
	public:
		virtual ~TestRegistry() = default;

		virtual void registerTest(TestCase const& testCase);

		std::vector<TestCase> const& getAllTests() const override;
		std::vector<TestCase> const& getAllTestsSorted(IConfig const& config) const override;

	private:
		std::vector<TestCase> m_functions;
		mutable RunTests::InWhatOrder m_currentSortOrder = RunTests::InDeclarationOrder;
		mutable std::vector<TestCase> m_sortedFunctions;
		std::size_t m_unnamedCount = 0;
		std::ios_base::Init m_ostreamInit; // Forces cout/ cerr to be initialised
	};

	///////////////////////////////////////////////////////////////////////////

	class TestInvokerAsFunction : public ITestInvoker {
		void(*m_testAsFunction)();
	public:
		TestInvokerAsFunction(void(*testAsFunction)()) noexcept;

		void invoke() const override;
	};

	std::string extractClassName(StringRef const& classOrQualifiedMethodName);

	///////////////////////////////////////////////////////////////////////////

} // end namespace Catch

// end catch_test_case_registry_impl.h
// start catch_reporter_registry.h

#include <map>

namespace Catch {

	class ReporterRegistry : public IReporterRegistry {

	public:

		~ReporterRegistry() override;

		IStreamingReporterPtr create(std::string const& name, IConfigPtr const& config) const override;

		void registerReporter(std::string const& name, IReporterFactoryPtr const& factory);
		void registerListener(IReporterFactoryPtr const& factory);

		FactoryMap const& getFactories() const override;
		Listeners const& getListeners() const override;

	private:
		FactoryMap m_factories;
		Listeners m_listeners;
	};
}

// end catch_reporter_registry.h
// start catch_tag_alias_registry.h

// start catch_tag_alias.h

#include <string>

namespace Catch {

	struct TagAlias {
		TagAlias(std::string const& _tag, SourceLineInfo _lineInfo);

		std::string tag;
		SourceLineInfo lineInfo;
	};

} // end namespace Catch

// end catch_tag_alias.h
#include <map>

namespace Catch {

	class TagAliasRegistry : public ITagAliasRegistry {
	public:
		~TagAliasRegistry() override;
		TagAlias const* find(std::string const& alias) const override;
		std::string expandAliases(std::string const& unexpandedTestSpec) const override;
		void add(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo);

	private:
		std::map<std::string, TagAlias> m_registry;
	};

} // end namespace Catch

// end catch_tag_alias_registry.h
// start catch_startup_exception_registry.h

#include <vector>
#include <exception>

namespace Catch {

	class StartupExceptionRegistry {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
	public:
		void add(std::exception_ptr const& exception) noexcept;
		std::vector<std::exception_ptr> const& getExceptions() const noexcept;
	private:
		std::vector<std::exception_ptr> m_exceptions;
#endif
	};

} // end namespace Catch

// end catch_startup_exception_registry.h
// start catch_singletons.hpp

namespace Catch {

	struct ISingleton {
		virtual ~ISingleton();
	};

	void addSingleton(ISingleton* singleton);
	void cleanupSingletons();

	template<typename SingletonImplT, typename InterfaceT = SingletonImplT, typename MutableInterfaceT = InterfaceT>
	class Singleton : SingletonImplT, public ISingleton {

		static auto getInternal() -> Singleton* {
			static Singleton* s_instance = nullptr;
			if (!s_instance) {
				s_instance = new Singleton;
				addSingleton(s_instance);
			}
			return s_instance;
		}

	public:
		static auto get() -> InterfaceT const& {
			return *getInternal();
		}
		static auto getMutable() -> MutableInterfaceT& {
			return *getInternal();
		}
	};

} // namespace Catch

// end catch_singletons.hpp
namespace Catch {

	namespace {

		class RegistryHub : public IRegistryHub, public IMutableRegistryHub,
			private NonCopyable {

		public: // IRegistryHub
			RegistryHub() = default;
			IReporterRegistry const& getReporterRegistry() const override {
				return m_reporterRegistry;
			}
			ITestCaseRegistry const& getTestCaseRegistry() const override {
				return m_testCaseRegistry;
			}
			IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const override {
				return m_exceptionTranslatorRegistry;
			}
			ITagAliasRegistry const& getTagAliasRegistry() const override {
				return m_tagAliasRegistry;
			}
			StartupExceptionRegistry const& getStartupExceptionRegistry() const override {
				return m_exceptionRegistry;
			}

		public: // IMutableRegistryHub
			void registerReporter(std::string const& name, IReporterFactoryPtr const& factory) override {
				m_reporterRegistry.registerReporter(name, factory);
			}
			void registerListener(IReporterFactoryPtr const& factory) override {
				m_reporterRegistry.registerListener(factory);
			}
			void registerTest(TestCase const& testInfo) override {
				m_testCaseRegistry.registerTest(testInfo);
			}
			void registerTranslator(const IExceptionTranslator* translator) override {
				m_exceptionTranslatorRegistry.registerTranslator(translator);
			}
			void registerTagAlias(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo) override {
				m_tagAliasRegistry.add(alias, tag, lineInfo);
			}
			void registerStartupException() noexcept override {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
				m_exceptionRegistry.add(std::current_exception());
#else
				CATCH_INTERNAL_ERROR("Attempted to register active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
#endif
			}
			IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() override {
				return m_enumValuesRegistry;
			}

		private:
			TestRegistry m_testCaseRegistry;
			ReporterRegistry m_reporterRegistry;
			ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;
			TagAliasRegistry m_tagAliasRegistry;
			StartupExceptionRegistry m_exceptionRegistry;
			Detail::EnumValuesRegistry m_enumValuesRegistry;
		};
	}

	using RegistryHubSingleton = Singleton<RegistryHub, IRegistryHub, IMutableRegistryHub>;

	IRegistryHub const& getRegistryHub() {
		return RegistryHubSingleton::get();
	}
	IMutableRegistryHub& getMutableRegistryHub() {
		return RegistryHubSingleton::getMutable();
	}
	void cleanUp() {
		cleanupSingletons();
		cleanUpContext();
	}
	std::string translateActiveException() {
		return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();
	}

} // end namespace Catch
// end catch_registry_hub.cpp
// start catch_reporter_registry.cpp

namespace Catch {

	ReporterRegistry::~ReporterRegistry() = default;

	IStreamingReporterPtr ReporterRegistry::create(std::string const& name, IConfigPtr const& config) const {
		auto it = m_factories.find(name);
		if (it == m_factories.end())
			return nullptr;
		return it->second->create(ReporterConfig(config));
	}

	void ReporterRegistry::registerReporter(std::string const& name, IReporterFactoryPtr const& factory) {
		m_factories.emplace(name, factory);
	}
	void ReporterRegistry::registerListener(IReporterFactoryPtr const& factory) {
		m_listeners.push_back(factory);
	}

	IReporterRegistry::FactoryMap const& ReporterRegistry::getFactories() const {
		return m_factories;
	}
	IReporterRegistry::Listeners const& ReporterRegistry::getListeners() const {
		return m_listeners;
	}

}
// end catch_reporter_registry.cpp
// start catch_result_type.cpp

namespace Catch {

	bool isOk(ResultWas::OfType resultType) {
		return (resultType & ResultWas::FailureBit) == 0;
	}
	bool isJustInfo(int flags) {
		return flags == ResultWas::Info;
	}

	ResultDisposition::Flags operator | (ResultDisposition::Flags lhs, ResultDisposition::Flags rhs) {
		return static_cast<ResultDisposition::Flags>(static_cast<int>(lhs) | static_cast<int>(rhs));
	}

	bool shouldContinueOnFailure(int flags) { return (flags & ResultDisposition::ContinueOnFailure) != 0; }
	bool shouldSuppressFailure(int flags) { return (flags & ResultDisposition::SuppressFail) != 0; }

} // end namespace Catch
// end catch_result_type.cpp
// start catch_run_context.cpp

#include <cassert>
#include <algorithm>
#include <sstream>

namespace Catch {

	namespace Generators {
		struct GeneratorTracker : TestCaseTracking::TrackerBase, IGeneratorTracker {
			GeneratorBasePtr m_generator;

			GeneratorTracker(TestCaseTracking::NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent)
				: TrackerBase(nameAndLocation, ctx, parent)
			{}
			~GeneratorTracker();

			static GeneratorTracker& acquire(TrackerContext& ctx, TestCaseTracking::NameAndLocation const& nameAndLocation) {
				std::shared_ptr<GeneratorTracker> tracker;

				ITracker& currentTracker = ctx.currentTracker();
				// Under specific circumstances, the generator we want
				// to acquire is also the current tracker. If this is
				// the case, we have to avoid looking through current
				// tracker's children, and instead return the current
				// tracker.
				// A case where this check is important is e.g.
				//     for (int i = 0; i < 5; ++i) {
				//         int n = GENERATE(1, 2);
				//     }
				//
				// without it, the code above creates 5 nested generators.
				if (currentTracker.nameAndLocation() == nameAndLocation) {
					auto thisTracker = currentTracker.parent().findChild(nameAndLocation);
					assert(thisTracker);
					assert(thisTracker->isGeneratorTracker());
					tracker = std::static_pointer_cast<GeneratorTracker>(thisTracker);
				}
				else if (TestCaseTracking::ITrackerPtr childTracker = currentTracker.findChild(nameAndLocation)) {
					assert(childTracker);
					assert(childTracker->isGeneratorTracker());
					tracker = std::static_pointer_cast<GeneratorTracker>(childTracker);
				}
				else {
					tracker = std::make_shared<GeneratorTracker>(nameAndLocation, ctx, &currentTracker);
					currentTracker.addChild(tracker);
				}

				if (!tracker->isComplete()) {
					tracker->open();
				}

				return *tracker;
			}

			// TrackerBase interface
			bool isGeneratorTracker() const override { return true; }
			auto hasGenerator() const -> bool override {
				return !!m_generator;
			}
			void close() override {
				TrackerBase::close();
				// If a generator has a child (it is followed by a section)
				// and none of its children have started, then we must wait
				// until later to start consuming its values.
				// This catches cases where `GENERATE` is placed between two
				// `SECTION`s.
				// **The check for m_children.empty cannot be removed**.
				// doing so would break `GENERATE` _not_ followed by `SECTION`s.
				const bool should_wait_for_child = [&]() {
					// No children -> nobody to wait for
					if (m_children.empty()) {
						return false;
					}
					// If at least one child started executing, don't wait
					if (std::find_if(
						m_children.begin(),
						m_children.end(),
						[](TestCaseTracking::ITrackerPtr tracker) {
							return tracker->hasStarted();
						}) != m_children.end()) {
						return false;
					}

					// No children have started. We need to check if they _can_
					// start, and thus we should wait for them, or they cannot
					// start (due to filters), and we shouldn't wait for them
					auto* parent = m_parent;
					// This is safe: there is always at least one section
					// tracker in a test case tracking tree
					while (!parent->isSectionTracker()) {
						parent = &(parent->parent());
					}
					assert(parent &&
						"Missing root (test case) level section");

					auto const& parentSection =
						static_cast<SectionTracker&>(*parent);
					auto const& filters = parentSection.getFilters();
					// No filters -> no restrictions on running sections
					if (filters.empty()) {
						return true;
					}

					for (auto const& child : m_children) {
						if (child->isSectionTracker() &&
							std::find(filters.begin(),
								filters.end(),
								static_cast<SectionTracker&>(*child)
								.trimmedName()) !=
							filters.end()) {
							return true;
						}
					}
					return false;
				}();

				// This check is a bit tricky, because m_generator->next()
				// has a side-effect, where it consumes generator's current
				// value, but we do not want to invoke the side-effect if
				// this generator is still waiting for any child to start.
				if (should_wait_for_child ||
					(m_runState == CompletedSuccessfully &&
						m_generator->next())) {
					m_children.clear();
					m_runState = Executing;
				}
			}

			// IGeneratorTracker interface
			auto getGenerator() const -> GeneratorBasePtr const& override {
				return m_generator;
			}
			void setGenerator(GeneratorBasePtr&& generator) override {
				m_generator = std::move(generator);
			}
		};
		GeneratorTracker::~GeneratorTracker() {}
	}

	RunContext::RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter)
		: m_runInfo(_config->name()),
		m_context(getCurrentMutableContext()),
		m_config(_config),
		m_reporter(std::move(reporter)),
		m_lastAssertionInfo{ StringRef(), SourceLineInfo("",0), StringRef(), ResultDisposition::Normal },
		m_includeSuccessfulResults(m_config->includeSuccessfulResults() || m_reporter->getPreferences().shouldReportAllAssertions)
	{
		m_context.setRunner(this);
		m_context.setConfig(m_config);
		m_context.setResultCapture(this);
		m_reporter->testRunStarting(m_runInfo);
	}

	RunContext::~RunContext() {
		m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, aborting()));
	}

	void RunContext::testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount) {
		m_reporter->testGroupStarting(GroupInfo(testSpec, groupIndex, groupsCount));
	}

	void RunContext::testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount) {
		m_reporter->testGroupEnded(TestGroupStats(GroupInfo(testSpec, groupIndex, groupsCount), totals, aborting()));
	}

	Totals RunContext::runTest(TestCase const& testCase) {
		Totals prevTotals = m_totals;

		std::string redirectedCout;
		std::string redirectedCerr;

		auto const& testInfo = testCase.getTestCaseInfo();

		m_reporter->testCaseStarting(testInfo);

		m_activeTestCase = &testCase;

		ITracker& rootTracker = m_trackerContext.startRun();
		assert(rootTracker.isSectionTracker());
		static_cast<SectionTracker&>(rootTracker).addInitialFilters(m_config->getSectionsToRun());
		do {
			m_trackerContext.startCycle();
			m_testCaseTracker = &SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(testInfo.name, testInfo.lineInfo));
			runCurrentTest(redirectedCout, redirectedCerr);
		} while (!m_testCaseTracker->isSuccessfullyCompleted() && !aborting());

		Totals deltaTotals = m_totals.delta(prevTotals);
		if (testInfo.expectedToFail() && deltaTotals.testCases.passed > 0) {
			deltaTotals.assertions.failed++;
			deltaTotals.testCases.passed--;
			deltaTotals.testCases.failed++;
		}
		m_totals.testCases += deltaTotals.testCases;
		m_reporter->testCaseEnded(TestCaseStats(testInfo,
			deltaTotals,
			redirectedCout,
			redirectedCerr,
			aborting()));

		m_activeTestCase = nullptr;
		m_testCaseTracker = nullptr;

		return deltaTotals;
	}

	IConfigPtr RunContext::config() const {
		return m_config;
	}

	IStreamingReporter& RunContext::reporter() const {
		return *m_reporter;
	}

	void RunContext::assertionEnded(AssertionResult const& result) {
		if (result.getResultType() == ResultWas::Ok) {
			m_totals.assertions.passed++;
			m_lastAssertionPassed = true;
		}
		else if (!result.isOk()) {
			m_lastAssertionPassed = false;
			if (m_activeTestCase->getTestCaseInfo().okToFail())
				m_totals.assertions.failedButOk++;
			else
				m_totals.assertions.failed++;
		}
		else {
			m_lastAssertionPassed = true;
		}

		// We have no use for the return value (whether messages should be cleared), because messages were made scoped
		// and should be let to clear themselves out.
		static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals)));

		if (result.getResultType() != ResultWas::Warning)
			m_messageScopes.clear();

		// Reset working state
		resetAssertionInfo();
		m_lastResult = result;
	}
	void RunContext::resetAssertionInfo() {
		m_lastAssertionInfo.macroName = StringRef();
		m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"_sr;
	}

	bool RunContext::sectionStarted(SectionInfo const& sectionInfo, Counts& assertions) {
		ITracker& sectionTracker = SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo));
		if (!sectionTracker.isOpen())
			return false;
		m_activeSections.push_back(&sectionTracker);

		m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;

		m_reporter->sectionStarting(sectionInfo);

		assertions = m_totals.assertions;

		return true;
	}
	auto RunContext::acquireGeneratorTracker(StringRef generatorName, SourceLineInfo const& lineInfo) -> IGeneratorTracker& {
		using namespace Generators;
		GeneratorTracker& tracker = GeneratorTracker::acquire(m_trackerContext,
			TestCaseTracking::NameAndLocation(static_cast<std::string>(generatorName), lineInfo));
		m_lastAssertionInfo.lineInfo = lineInfo;
		return tracker;
	}

	bool RunContext::testForMissingAssertions(Counts& assertions) {
		if (assertions.total() != 0)
			return false;
		if (!m_config->warnAboutMissingAssertions())
			return false;
		if (m_trackerContext.currentTracker().hasChildren())
			return false;
		m_totals.assertions.failed++;
		assertions.failed++;
		return true;
	}

	void RunContext::sectionEnded(SectionEndInfo const& endInfo) {
		Counts assertions = m_totals.assertions - endInfo.prevAssertions;
		bool missingAssertions = testForMissingAssertions(assertions);

		if (!m_activeSections.empty()) {
			m_activeSections.back()->close();
			m_activeSections.pop_back();
		}

		m_reporter->sectionEnded(SectionStats(endInfo.sectionInfo, assertions, endInfo.durationInSeconds, missingAssertions));
		m_messages.clear();
		m_messageScopes.clear();
	}

	void RunContext::sectionEndedEarly(SectionEndInfo const& endInfo) {
		if (m_unfinishedSections.empty())
			m_activeSections.back()->fail();
		else
			m_activeSections.back()->close();
		m_activeSections.pop_back();

		m_unfinishedSections.push_back(endInfo);
	}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void RunContext::benchmarkPreparing(std::string const& name) {
		m_reporter->benchmarkPreparing(name);
	}
	void RunContext::benchmarkStarting(BenchmarkInfo const& info) {
		m_reporter->benchmarkStarting(info);
	}
	void RunContext::benchmarkEnded(BenchmarkStats<> const& stats) {
		m_reporter->benchmarkEnded(stats);
	}
	void RunContext::benchmarkFailed(std::string const& error) {
		m_reporter->benchmarkFailed(error);
	}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void RunContext::pushScopedMessage(MessageInfo const& message) {
		m_messages.push_back(message);
	}

	void RunContext::popScopedMessage(MessageInfo const& message) {
		m_messages.erase(std::remove(m_messages.begin(), m_messages.end(), message), m_messages.end());
	}

	void RunContext::emplaceUnscopedMessage(MessageBuilder const& builder) {
		m_messageScopes.emplace_back(builder);
	}

	std::string RunContext::getCurrentTestName() const {
		return m_activeTestCase
			? m_activeTestCase->getTestCaseInfo().name
			: std::string();
	}

	const AssertionResult* RunContext::getLastResult() const {
		return &(*m_lastResult);
	}

	void RunContext::exceptionEarlyReported() {
		m_shouldReportUnexpected = false;
	}

	void RunContext::handleFatalErrorCondition(StringRef message) {
		// First notify reporter that bad things happened
		m_reporter->fatalErrorEncountered(message);

		// Don't rebuild the result -- the stringification itself can cause more fatal errors
		// Instead, fake a result data.
		AssertionResultData tempResult(ResultWas::FatalErrorCondition, { false });
		tempResult.message = static_cast<std::string>(message);
		AssertionResult result(m_lastAssertionInfo, tempResult);

		assertionEnded(result);

		handleUnfinishedSections();

		// Recreate section for test case (as we will lose the one that was in scope)
		auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
		SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);

		Counts assertions;
		assertions.failed = 1;
		SectionStats testCaseSectionStats(testCaseSection, assertions, 0, false);
		m_reporter->sectionEnded(testCaseSectionStats);

		auto const& testInfo = m_activeTestCase->getTestCaseInfo();

		Totals deltaTotals;
		deltaTotals.testCases.failed = 1;
		deltaTotals.assertions.failed = 1;
		m_reporter->testCaseEnded(TestCaseStats(testInfo,
			deltaTotals,
			std::string(),
			std::string(),
			false));
		m_totals.testCases.failed++;
		testGroupEnded(std::string(), m_totals, 1, 1);
		m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, false));
	}

	bool RunContext::lastAssertionPassed() {
		return m_lastAssertionPassed;
	}

	void RunContext::assertionPassed() {
		m_lastAssertionPassed = true;
		++m_totals.assertions.passed;
		resetAssertionInfo();
		m_messageScopes.clear();
	}

	bool RunContext::aborting() const {
		return m_totals.assertions.failed >= static_cast<std::size_t>(m_config->abortAfter());
	}

	void RunContext::runCurrentTest(std::string& redirectedCout, std::string& redirectedCerr) {
		auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
		SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
		m_reporter->sectionStarting(testCaseSection);
		Counts prevAssertions = m_totals.assertions;
		double duration = 0;
		m_shouldReportUnexpected = true;
		m_lastAssertionInfo = { "TEST_CASE"_sr, testCaseInfo.lineInfo, StringRef(), ResultDisposition::Normal };

		seedRng(*m_config);

		Timer timer;
		CATCH_TRY{
			if (m_reporter->getPreferences().shouldRedirectStdOut) {
#if !defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
				RedirectedStreams redirectedStreams(redirectedCout, redirectedCerr);

				timer.start();
				invokeActiveTestCase();
#else
				OutputRedirect r(redirectedCout, redirectedCerr);
				timer.start();
				invokeActiveTestCase();
#endif
			}
 else {
  timer.start();
  invokeActiveTestCase();
}
duration = timer.getElapsedSeconds();
		} CATCH_CATCH_ANON(TestFailureException&) {
			// This just means the test was aborted due to failure
		} CATCH_CATCH_ALL{
				// Under CATCH_CONFIG_FAST_COMPILE, unexpected exceptions under REQUIRE assertions
				// are reported without translation at the point of origin.
				if (m_shouldReportUnexpected) {
					AssertionReaction dummyReaction;
					handleUnexpectedInflightException(m_lastAssertionInfo, translateActiveException(), dummyReaction);
				}
		}
		Counts assertions = m_totals.assertions - prevAssertions;
		bool missingAssertions = testForMissingAssertions(assertions);

		m_testCaseTracker->close();
		handleUnfinishedSections();
		m_messages.clear();
		m_messageScopes.clear();

		SectionStats testCaseSectionStats(testCaseSection, assertions, duration, missingAssertions);
		m_reporter->sectionEnded(testCaseSectionStats);
	}

	void RunContext::invokeActiveTestCase() {
		FatalConditionHandler fatalConditionHandler; // Handle signals
		m_activeTestCase->invoke();
		fatalConditionHandler.reset();
	}

	void RunContext::handleUnfinishedSections() {
		// If sections ended prematurely due to an exception we stored their
		// infos here so we can tear them down outside the unwind process.
		for (auto it = m_unfinishedSections.rbegin(),
			itEnd = m_unfinishedSections.rend();
			it != itEnd;
			++it)
			sectionEnded(*it);
		m_unfinishedSections.clear();
	}

	void RunContext::handleExpr(
		AssertionInfo const& info,
		ITransientExpression const& expr,
		AssertionReaction& reaction
	) {
		m_reporter->assertionStarting(info);

		bool negated = isFalseTest(info.resultDisposition);
		bool result = expr.getResult() != negated;

		if (result) {
			if (!m_includeSuccessfulResults) {
				assertionPassed();
			}
			else {
				reportExpr(info, ResultWas::Ok, &expr, negated);
			}
		}
		else {
			reportExpr(info, ResultWas::ExpressionFailed, &expr, negated);
			populateReaction(reaction);
		}
	}
	void RunContext::reportExpr(
		AssertionInfo const& info,
		ResultWas::OfType resultType,
		ITransientExpression const* expr,
		bool negated) {

		m_lastAssertionInfo = info;
		AssertionResultData data(resultType, LazyExpression(negated));

		AssertionResult assertionResult{ info, data };
		assertionResult.m_resultData.lazyExpression.m_transientExpression = expr;

		assertionEnded(assertionResult);
	}

	void RunContext::handleMessage(
		AssertionInfo const& info,
		ResultWas::OfType resultType,
		StringRef const& message,
		AssertionReaction& reaction
	) {
		m_reporter->assertionStarting(info);

		m_lastAssertionInfo = info;

		AssertionResultData data(resultType, LazyExpression(false));
		data.message = static_cast<std::string>(message);
		AssertionResult assertionResult{ m_lastAssertionInfo, data };
		assertionEnded(assertionResult);
		if (!assertionResult.isOk())
			populateReaction(reaction);
	}
	void RunContext::handleUnexpectedExceptionNotThrown(
		AssertionInfo const& info,
		AssertionReaction& reaction
	) {
		handleNonExpr(info, Catch::ResultWas::DidntThrowException, reaction);
	}

	void RunContext::handleUnexpectedInflightException(
		AssertionInfo const& info,
		std::string const& message,
		AssertionReaction& reaction
	) {
		m_lastAssertionInfo = info;

		AssertionResultData data(ResultWas::ThrewException, LazyExpression(false));
		data.message = message;
		AssertionResult assertionResult{ info, data };
		assertionEnded(assertionResult);
		populateReaction(reaction);
	}

	void RunContext::populateReaction(AssertionReaction& reaction) {
		reaction.shouldDebugBreak = m_config->shouldDebugBreak();
		reaction.shouldThrow = aborting() || (m_lastAssertionInfo.resultDisposition & ResultDisposition::Normal);
	}

	void RunContext::handleIncomplete(
		AssertionInfo const& info
	) {
		m_lastAssertionInfo = info;

		AssertionResultData data(ResultWas::ThrewException, LazyExpression(false));
		data.message = "Exception translation was disabled by CATCH_CONFIG_FAST_COMPILE";
		AssertionResult assertionResult{ info, data };
		assertionEnded(assertionResult);
	}
	void RunContext::handleNonExpr(
		AssertionInfo const& info,
		ResultWas::OfType resultType,
		AssertionReaction& reaction
	) {
		m_lastAssertionInfo = info;

		AssertionResultData data(resultType, LazyExpression(false));
		AssertionResult assertionResult{ info, data };
		assertionEnded(assertionResult);

		if (!assertionResult.isOk())
			populateReaction(reaction);
	}

	IResultCapture& getResultCapture() {
		if (auto* capture = getCurrentContext().getResultCapture())
			return *capture;
		else
			CATCH_INTERNAL_ERROR("No result capture instance");
	}

	void seedRng(IConfig const& config) {
		if (config.rngSeed() != 0) {
			std::srand(config.rngSeed());
			rng().seed(config.rngSeed());
		}
	}

	unsigned int rngSeed() {
		return getCurrentContext().getConfig()->rngSeed();
	}

}
// end catch_run_context.cpp
// start catch_section.cpp

namespace Catch {

	Section::Section(SectionInfo const& info)
		: m_info(info),
		m_sectionIncluded(getResultCapture().sectionStarted(m_info, m_assertions))
	{
		m_timer.start();
	}

	Section::~Section() {
		if (m_sectionIncluded) {
			SectionEndInfo endInfo{ m_info, m_assertions, m_timer.getElapsedSeconds() };
			if (uncaught_exceptions())
				getResultCapture().sectionEndedEarly(endInfo);
			else
				getResultCapture().sectionEnded(endInfo);
		}
	}

	// This indicates whether the section should be executed or not
	Section::operator bool() const {
		return m_sectionIncluded;
	}

} // end namespace Catch
// end catch_section.cpp
// start catch_section_info.cpp

namespace Catch {

	SectionInfo::SectionInfo
	(SourceLineInfo const& _lineInfo,
		std::string const& _name)
		: name(_name),
		lineInfo(_lineInfo)
	{}

} // end namespace Catch
// end catch_section_info.cpp
// start catch_session.cpp

// start catch_session.h

#include <memory>

namespace Catch {

	class Session : NonCopyable {
	public:

		Session();
		~Session() override;

		void showHelp() const;
		void libIdentify();

		int applyCommandLine(int argc, char const* const* argv);
#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
		int applyCommandLine(int argc, wchar_t const* const* argv);
#endif

		void useConfigData(ConfigData const& configData);

		template<typename CharT>
		int run(int argc, CharT const* const argv[]) {
			if (m_startupExceptions)
				return 1;
			int returnCode = applyCommandLine(argc, argv);
			if (returnCode == 0)
				returnCode = run();
			return returnCode;
		}

		int run();

		clara::Parser const& cli() const;
		void cli(clara::Parser const& newParser);
		ConfigData& configData();
		Config& config();
	private:
		int runInternal();

		clara::Parser m_cli;
		ConfigData m_configData;
		std::shared_ptr<Config> m_config;
		bool m_startupExceptions = false;
	};

} // end namespace Catch

// end catch_session.h
// start catch_version.h

#include <iosfwd>

namespace Catch {

	// Versioning information
	struct Version {
		Version(Version const&) = delete;
		Version& operator=(Version const&) = delete;
		Version(unsigned int _majorVersion,
			unsigned int _minorVersion,
			unsigned int _patchNumber,
			char const* const _branchName,
			unsigned int _buildNumber);

		unsigned int const majorVersion;
		unsigned int const minorVersion;
		unsigned int const patchNumber;

		// buildNumber is only used if branchName is not null
		char const* const branchName;
		unsigned int const buildNumber;

		friend std::ostream& operator << (std::ostream& os, Version const& version);
	};

	Version const& libraryVersion();
}

// end catch_version.h
#include <cstdlib>
#include <iomanip>
#include <set>
#include <iterator>

namespace Catch {

	namespace {
		const int MaxExitCode = 255;

		IStreamingReporterPtr createReporter(std::string const& reporterName, IConfigPtr const& config) {
			auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, config);
			CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << "'");

			return reporter;
		}

		IStreamingReporterPtr makeReporter(std::shared_ptr<Config> const& config) {
			if (Catch::getRegistryHub().getReporterRegistry().getListeners().empty()) {
				return createReporter(config->getReporterName(), config);
			}

			// On older platforms, returning std::unique_ptr<ListeningReporter>
			// when the return type is std::unique_ptr<IStreamingReporter>
			// doesn't compile without a std::move call. However, this causes
			// a warning on newer platforms. Thus, we have to work around
			// it a bit and downcast the pointer manually.
			auto ret = std::unique_ptr<IStreamingReporter>(new ListeningReporter);
			auto& multi = static_cast<ListeningReporter&>(*ret);
			auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners();
			for (auto const& listener : listeners) {
				multi.addListener(listener->create(Catch::ReporterConfig(config)));
			}
			multi.addReporter(createReporter(config->getReporterName(), config));
			return ret;
		}

		class TestGroup {
		public:
			explicit TestGroup(std::shared_ptr<Config> const& config)
				: m_config{ config }
				, m_context{ config, makeReporter(config) }
			{
				auto const& allTestCases = getAllTestCasesSorted(*m_config);
				m_matches = m_config->testSpec().matchesByFilter(allTestCases, *m_config);
				auto const& invalidArgs = m_config->testSpec().getInvalidArgs();

				if (m_matches.empty() && invalidArgs.empty()) {
					for (auto const& test : allTestCases)
						if (!test.isHidden())
							m_tests.emplace(&test);
				}
				else {
					for (auto const& match : m_matches)
						m_tests.insert(match.tests.begin(), match.tests.end());
				}
			}

			Totals execute() {
				auto const& invalidArgs = m_config->testSpec().getInvalidArgs();
				Totals totals;
				m_context.testGroupStarting(m_config->name(), 1, 1);
				for (auto const& testCase : m_tests) {
					if (!m_context.aborting())
						totals += m_context.runTest(*testCase);
					else
						m_context.reporter().skipTest(*testCase);
				}

				for (auto const& match : m_matches) {
					if (match.tests.empty()) {
						m_context.reporter().noMatchingTestCases(match.name);
						totals.error = -1;
					}
				}

				if (!invalidArgs.empty()) {
					for (auto const& invalidArg : invalidArgs)
						m_context.reporter().reportInvalidArguments(invalidArg);
				}

				m_context.testGroupEnded(m_config->name(), totals, 1, 1);
				return totals;
			}

		private:
			using Tests = std::set<TestCase const*>;

			std::shared_ptr<Config> m_config;
			RunContext m_context;
			Tests m_tests;
			TestSpec::Matches m_matches;
		};

		void applyFilenamesAsTags(Catch::IConfig const& config) {
			auto& tests = const_cast<std::vector<TestCase>&>(getAllTestCasesSorted(config));
			for (auto& testCase : tests) {
				auto tags = testCase.tags;

				std::string filename = testCase.lineInfo.file;
				auto lastSlash = filename.find_last_of("\\/");
				if (lastSlash != std::string::npos) {
					filename.erase(0, lastSlash);
					filename[0] = '#';
				}

				auto lastDot = filename.find_last_of('.');
				if (lastDot != std::string::npos) {
					filename.erase(lastDot);
				}

				tags.push_back(std::move(filename));
				setTags(testCase, tags);
			}
		}

	} // anon namespace

	Session::Session() {
		static bool alreadyInstantiated = false;
		if (alreadyInstantiated) {
			CATCH_TRY{ CATCH_INTERNAL_ERROR("Only one instance of Catch::Session can ever be used"); }
			CATCH_CATCH_ALL{ getMutableRegistryHub().registerStartupException(); }
		}

		// There cannot be exceptions at startup in no-exception mode.
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
		const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions();
		if (!exceptions.empty()) {
			config();
			getCurrentMutableContext().setConfig(m_config);

			m_startupExceptions = true;
			Colour colourGuard(Colour::Red);
			Catch::cerr() << "Errors occurred during startup!" << '\n';
			// iterate over all exceptions and notify user
			for (const auto& ex_ptr : exceptions) {
				try {
					std::rethrow_exception(ex_ptr);
				}
				catch (std::exception const& ex) {
					Catch::cerr() << Column(ex.what()).indent(2) << '\n';
				}
			}
		}
#endif

		alreadyInstantiated = true;
		m_cli = makeCommandLineParser(m_configData);
	}
	Session::~Session() {
		Catch::cleanUp();
	}

	void Session::showHelp() const {
		Catch::cout()
			<< "\nCatch v" << libraryVersion() << "\n"
			<< m_cli << std::endl
			<< "For more detailed usage please see the project docs\n" << std::endl;
	}
	void Session::libIdentify() {
		Catch::cout()
			<< std::left << std::setw(16) << "description: " << "A Catch2 test executable\n"
			<< std::left << std::setw(16) << "category: " << "testframework\n"
			<< std::left << std::setw(16) << "framework: " << "Catch Test\n"
			<< std::left << std::setw(16) << "version: " << libraryVersion() << std::endl;
	}

	int Session::applyCommandLine(int argc, char const* const* argv) {
		if (m_startupExceptions)
			return 1;

		auto result = m_cli.parse(clara::Args(argc, argv));
		if (!result) {
			config();
			getCurrentMutableContext().setConfig(m_config);
			Catch::cerr()
				<< Colour(Colour::Red)
				<< "\nError(s) in input:\n"
				<< Column(result.errorMessage()).indent(2)
				<< "\n\n";
			Catch::cerr() << "Run with -? for usage\n" << std::endl;
			return MaxExitCode;
		}

		if (m_configData.showHelp)
			showHelp();
		if (m_configData.libIdentify)
			libIdentify();
		m_config.reset();
		return 0;
	}

#if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
	int Session::applyCommandLine(int argc, wchar_t const* const* argv) {

		char** utf8Argv = new char* [argc];

		for (int i = 0; i < argc; ++i) {
			int bufSize = WideCharToMultiByte(CP_UTF8, 0, argv[i], -1, nullptr, 0, nullptr, nullptr);

			utf8Argv[i] = new char[bufSize];

			WideCharToMultiByte(CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, nullptr, nullptr);
		}

		int returnCode = applyCommandLine(argc, utf8Argv);

		for (int i = 0; i < argc; ++i)
			delete[] utf8Argv[i];

		delete[] utf8Argv;

		return returnCode;
	}
#endif

	void Session::useConfigData(ConfigData const& configData) {
		m_configData = configData;
		m_config.reset();
	}

	int Session::run() {
		if ((m_configData.waitForKeypress & WaitForKeypress::BeforeStart) != 0) {
			Catch::cout() << "...waiting for enter/ return before starting" << std::endl;
			static_cast<void>(std::getchar());
		}
		int exitCode = runInternal();
		if ((m_configData.waitForKeypress & WaitForKeypress::BeforeExit) != 0) {
			Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode << std::endl;
			static_cast<void>(std::getchar());
		}
		return exitCode;
	}

	clara::Parser const& Session::cli() const {
		return m_cli;
	}
	void Session::cli(clara::Parser const& newParser) {
		m_cli = newParser;
	}
	ConfigData& Session::configData() {
		return m_configData;
	}
	Config& Session::config() {
		if (!m_config)
			m_config = std::make_shared<Config>(m_configData);
		return *m_config;
	}

	int Session::runInternal() {
		if (m_startupExceptions)
			return 1;

		if (m_configData.showHelp || m_configData.libIdentify) {
			return 0;
		}

		CATCH_TRY{
			config(); // Force config to be constructed

			seedRng(*m_config);

			if (m_configData.filenamesAsTags)
				applyFilenamesAsTags(*m_config);

			// Handle list request
			if (Option<std::size_t> listed = list(m_config))
				return static_cast<int>(*listed);

			TestGroup tests { m_config };
			auto const totals = tests.execute();

			if (m_config->warnAboutNoTests() && totals.error == -1)
				return 2;

			// Note that on unices only the lower 8 bits are usually used, clamping
			// the return value to 255 prevents false negative when some multiple
			// of 256 tests has failed
			return (std::min)(MaxExitCode, (std::max)(totals.error, static_cast<int>(totals.assertions.failed)));
		}
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
			catch (std::exception& ex) {
			Catch::cerr() << ex.what() << std::endl;
			return MaxExitCode;
		}
#endif
	}

} // end namespace Catch
// end catch_session.cpp
// start catch_singletons.cpp

#include <vector>

namespace Catch {

	namespace {
		static auto getSingletons() -> std::vector<ISingleton*>*& {
			static std::vector<ISingleton*>* g_singletons = nullptr;
			if (!g_singletons)
				g_singletons = new std::vector<ISingleton*>();
			return g_singletons;
		}
	}

	ISingleton::~ISingleton() {}

	void addSingleton(ISingleton* singleton) {
		getSingletons()->push_back(singleton);
	}
	void cleanupSingletons() {
		auto& singletons = getSingletons();
		for (auto singleton : *singletons)
			delete singleton;
		delete singletons;
		singletons = nullptr;
	}

} // namespace Catch
// end catch_singletons.cpp
// start catch_startup_exception_registry.cpp

#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
namespace Catch {
	void StartupExceptionRegistry::add(std::exception_ptr const& exception) noexcept {
		CATCH_TRY{
			m_exceptions.push_back(exception);
		} CATCH_CATCH_ALL{
			// If we run out of memory during start-up there's really not a lot more we can do about it
			std::terminate();
		}
	}

	std::vector<std::exception_ptr> const& StartupExceptionRegistry::getExceptions() const noexcept {
		return m_exceptions;
	}

} // end namespace Catch
#endif
// end catch_startup_exception_registry.cpp
// start catch_stream.cpp

#include <cstdio>
#include <iostream>
#include <fstream>
#include <sstream>
#include <vector>
#include <memory>

namespace Catch {

	Catch::IStream::~IStream() = default;

	namespace Detail {
		namespace {
			template<typename WriterF, std::size_t bufferSize = 256>
			class StreamBufImpl : public std::streambuf {
				char data[bufferSize];
				WriterF m_writer;

			public:
				StreamBufImpl() {
					setp(data, data + sizeof(data));
				}

				~StreamBufImpl() noexcept {
					StreamBufImpl::sync();
				}

			private:
				int overflow(int c) override {
					sync();

					if (c != EOF) {
						if (pbase() == epptr())
							m_writer(std::string(1, static_cast<char>(c)));
						else
							sputc(static_cast<char>(c));
					}
					return 0;
				}

				int sync() override {
					if (pbase() != pptr()) {
						m_writer(std::string(pbase(), static_cast<std::string::size_type>(pptr() - pbase())));
						setp(pbase(), epptr());
					}
					return 0;
				}
			};

			///////////////////////////////////////////////////////////////////////////

			struct OutputDebugWriter {

				void operator()(std::string const& str) {
					writeToDebugConsole(str);
				}
			};

			///////////////////////////////////////////////////////////////////////////

			class FileStream : public IStream {
				mutable std::ofstream m_ofs;
			public:
				FileStream(StringRef filename) {
					m_ofs.open(filename.c_str());
					CATCH_ENFORCE(!m_ofs.fail(), "Unable to open file: '" << filename << "'");
				}
				~FileStream() override = default;
			public: // IStream
				std::ostream& stream() const override {
					return m_ofs;
				}
			};

			///////////////////////////////////////////////////////////////////////////

			class CoutStream : public IStream {
				mutable std::ostream m_os;
			public:
				// Store the streambuf from cout up-front because
				// cout may get redirected when running tests
				CoutStream() : m_os(Catch::cout().rdbuf()) {}
				~CoutStream() override = default;

			public: // IStream
				std::ostream& stream() const override { return m_os; }
			};

			///////////////////////////////////////////////////////////////////////////

			class DebugOutStream : public IStream {
				std::unique_ptr<StreamBufImpl<OutputDebugWriter>> m_streamBuf;
				mutable std::ostream m_os;
			public:
				DebugOutStream()
					: m_streamBuf(new StreamBufImpl<OutputDebugWriter>()),
					m_os(m_streamBuf.get())
				{}

				~DebugOutStream() override = default;

			public: // IStream
				std::ostream& stream() const override { return m_os; }
			};

		}
	} // namespace anon::detail

   ///////////////////////////////////////////////////////////////////////////

	auto makeStream(StringRef const& filename) -> IStream const* {
		if (filename.empty())
			return new Detail::CoutStream();
		else if (filename[0] == '%') {
			if (filename == "%debug")
				return new Detail::DebugOutStream();
			else
				CATCH_ERROR("Unrecognised stream: '" << filename << "'");
		}
		else
			return new Detail::FileStream(filename);
	}

	// This class encapsulates the idea of a pool of ostringstreams that can be reused.
	struct StringStreams {
		std::vector<std::unique_ptr<std::ostringstream>> m_streams;
		std::vector<std::size_t> m_unused;
		std::ostringstream m_referenceStream; // Used for copy state/ flags from

		auto add() -> std::size_t {
			if (m_unused.empty()) {
				m_streams.push_back(std::unique_ptr<std::ostringstream>(new std::ostringstream));
				return m_streams.size() - 1;
			}
			else {
				auto index = m_unused.back();
				m_unused.pop_back();
				return index;
			}
		}

		void release(std::size_t index) {
			m_streams[index]->copyfmt(m_referenceStream); // Restore initial flags and other state
			m_unused.push_back(index);
		}
	};

	ReusableStringStream::ReusableStringStream()
		: m_index(Singleton<StringStreams>::getMutable().add()),
		m_oss(Singleton<StringStreams>::getMutable().m_streams[m_index].get())
	{}

	ReusableStringStream::~ReusableStringStream() {
		static_cast<std::ostringstream*>(m_oss)->str("");
		m_oss->clear();
		Singleton<StringStreams>::getMutable().release(m_index);
	}

	auto ReusableStringStream::str() const -> std::string {
		return static_cast<std::ostringstream*>(m_oss)->str();
	}

	///////////////////////////////////////////////////////////////////////////

#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement these functions
	std::ostream& cout() { return std::cout; }
	std::ostream& cerr() { return std::cerr; }
	std::ostream& clog() { return std::clog; }
#endif
}
// end catch_stream.cpp
// start catch_string_manip.cpp

#include <algorithm>
#include <ostream>
#include <cstring>
#include <cctype>
#include <vector>

namespace Catch {

	namespace {
		char toLowerCh(char c) {
			return static_cast<char>(std::tolower(static_cast<unsigned char>(c)));
		}
	}

	bool startsWith(std::string const& s, std::string const& prefix) {
		return s.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), s.begin());
	}
	bool startsWith(std::string const& s, char prefix) {
		return !s.empty() && s[0] == prefix;
	}
	bool endsWith(std::string const& s, std::string const& suffix) {
		return s.size() >= suffix.size() && std::equal(suffix.rbegin(), suffix.rend(), s.rbegin());
	}
	bool endsWith(std::string const& s, char suffix) {
		return !s.empty() && s[s.size() - 1] == suffix;
	}
	bool contains(std::string const& s, std::string const& infix) {
		return s.find(infix) != std::string::npos;
	}
	void toLowerInPlace(std::string& s) {
		std::transform(s.begin(), s.end(), s.begin(), toLowerCh);
	}
	std::string toLower(std::string const& s) {
		std::string lc = s;
		toLowerInPlace(lc);
		return lc;
	}
	std::string trim(std::string const& str) {
		static char const* whitespaceChars = "\n\r\t ";
		std::string::size_type start = str.find_first_not_of(whitespaceChars);
		std::string::size_type end = str.find_last_not_of(whitespaceChars);

		return start != std::string::npos ? str.substr(start, 1 + end - start) : std::string();
	}

	StringRef trim(StringRef ref) {
		const auto is_ws = [](char c) {
			return c == ' ' || c == '\t' || c == '\n' || c == '\r';
		};
		size_t real_begin = 0;
		while (real_begin < ref.size() && is_ws(ref[real_begin])) { ++real_begin; }
		size_t real_end = ref.size();
		while (real_end > real_begin && is_ws(ref[real_end - 1])) { --real_end; }

		return ref.substr(real_begin, real_end - real_begin);
	}

	bool replaceInPlace(std::string& str, std::string const& replaceThis, std::string const& withThis) {
		bool replaced = false;
		std::size_t i = str.find(replaceThis);
		while (i != std::string::npos) {
			replaced = true;
			str = str.substr(0, i) + withThis + str.substr(i + replaceThis.size());
			if (i < str.size() - withThis.size())
				i = str.find(replaceThis, i + withThis.size());
			else
				i = std::string::npos;
		}
		return replaced;
	}

	std::vector<StringRef> splitStringRef(StringRef str, char delimiter) {
		std::vector<StringRef> subStrings;
		std::size_t start = 0;
		for (std::size_t pos = 0; pos < str.size(); ++pos) {
			if (str[pos] == delimiter) {
				if (pos - start > 1)
					subStrings.push_back(str.substr(start, pos - start));
				start = pos + 1;
			}
		}
		if (start < str.size())
			subStrings.push_back(str.substr(start, str.size() - start));
		return subStrings;
	}

	pluralise::pluralise(std::size_t count, std::string const& label)
		: m_count(count),
		m_label(label)
	{}

	std::ostream& operator << (std::ostream& os, pluralise const& pluraliser) {
		os << pluraliser.m_count << ' ' << pluraliser.m_label;
		if (pluraliser.m_count != 1)
			os << 's';
		return os;
	}

}
// end catch_string_manip.cpp
// start catch_stringref.cpp

#include <algorithm>
#include <ostream>
#include <cstring>
#include <cstdint>

namespace Catch {
	StringRef::StringRef(char const* rawChars) noexcept
		: StringRef(rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars)))
	{}

	auto StringRef::c_str() const -> char const* {
		CATCH_ENFORCE(isNullTerminated(), "Called StringRef::c_str() on a non-null-terminated instance");
		return m_start;
	}
	auto StringRef::data() const noexcept -> char const* {
		return m_start;
	}

	auto StringRef::substr(size_type start, size_type size) const noexcept -> StringRef {
		if (start < m_size) {
			return StringRef(m_start + start, (std::min)(m_size - start, size));
		}
		else {
			return StringRef();
		}
	}
	auto StringRef::operator == (StringRef const& other) const noexcept -> bool {
		return m_size == other.m_size
			&& (std::memcmp(m_start, other.m_start, m_size) == 0);
	}

	auto operator << (std::ostream& os, StringRef const& str) -> std::ostream& {
		return os.write(str.data(), str.size());
	}

	auto operator+=(std::string& lhs, StringRef const& rhs) -> std::string& {
		lhs.append(rhs.data(), rhs.size());
		return lhs;
	}

} // namespace Catch
// end catch_stringref.cpp
// start catch_tag_alias.cpp

namespace Catch {
	TagAlias::TagAlias(std::string const& _tag, SourceLineInfo _lineInfo) : tag(_tag), lineInfo(_lineInfo) {}
}
// end catch_tag_alias.cpp
// start catch_tag_alias_autoregistrar.cpp

namespace Catch {

	RegistrarForTagAliases::RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo) {
		CATCH_TRY{
			getMutableRegistryHub().registerTagAlias(alias, tag, lineInfo);
		} CATCH_CATCH_ALL{
			// Do not throw when constructing global objects, instead register the exception to be processed later
			getMutableRegistryHub().registerStartupException();
		}
	}

}
// end catch_tag_alias_autoregistrar.cpp
// start catch_tag_alias_registry.cpp

#include <sstream>

namespace Catch {

	TagAliasRegistry::~TagAliasRegistry() {}

	TagAlias const* TagAliasRegistry::find(std::string const& alias) const {
		auto it = m_registry.find(alias);
		if (it != m_registry.end())
			return &(it->second);
		else
			return nullptr;
	}

	std::string TagAliasRegistry::expandAliases(std::string const& unexpandedTestSpec) const {
		std::string expandedTestSpec = unexpandedTestSpec;
		for (auto const& registryKvp : m_registry) {
			std::size_t pos = expandedTestSpec.find(registryKvp.first);
			if (pos != std::string::npos) {
				expandedTestSpec = expandedTestSpec.substr(0, pos) +
					registryKvp.second.tag +
					expandedTestSpec.substr(pos + registryKvp.first.size());
			}
		}
		return expandedTestSpec;
	}

	void TagAliasRegistry::add(std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo) {
		CATCH_ENFORCE(startsWith(alias, "[@") && endsWith(alias, ']'),
			"error: tag alias, '" << alias << "' is not of the form [@alias name].\n" << lineInfo);

		CATCH_ENFORCE(m_registry.insert(std::make_pair(alias, TagAlias(tag, lineInfo))).second,
			"error: tag alias, '" << alias << "' already registered.\n"
			<< "\tFirst seen at: " << find(alias)->lineInfo << "\n"
			<< "\tRedefined at: " << lineInfo);
	}

	ITagAliasRegistry::~ITagAliasRegistry() {}

	ITagAliasRegistry const& ITagAliasRegistry::get() {
		return getRegistryHub().getTagAliasRegistry();
	}

} // end namespace Catch
// end catch_tag_alias_registry.cpp
// start catch_test_case_info.cpp

#include <cctype>
#include <exception>
#include <algorithm>
#include <sstream>

namespace Catch {

	namespace {
		TestCaseInfo::SpecialProperties parseSpecialTag(std::string const& tag) {
			if (startsWith(tag, '.') ||
				tag == "!hide")
				return TestCaseInfo::IsHidden;
			else if (tag == "!throws")
				return TestCaseInfo::Throws;
			else if (tag == "!shouldfail")
				return TestCaseInfo::ShouldFail;
			else if (tag == "!mayfail")
				return TestCaseInfo::MayFail;
			else if (tag == "!nonportable")
				return TestCaseInfo::NonPortable;
			else if (tag == "!benchmark")
				return static_cast<TestCaseInfo::SpecialProperties>(TestCaseInfo::Benchmark | TestCaseInfo::IsHidden);
			else
				return TestCaseInfo::None;
		}
		bool isReservedTag(std::string const& tag) {
			return parseSpecialTag(tag) == TestCaseInfo::None && tag.size() > 0 && !std::isalnum(static_cast<unsigned char>(tag[0]));
		}
		void enforceNotReservedTag(std::string const& tag, SourceLineInfo const& _lineInfo) {
			CATCH_ENFORCE(!isReservedTag(tag),
				"Tag name: [" << tag << "] is not allowed.\n"
				<< "Tag names starting with non alphanumeric characters are reserved\n"
				<< _lineInfo);
		}
	}

	TestCase makeTestCase(ITestInvoker* _testCase,
		std::string const& _className,
		NameAndTags const& nameAndTags,
		SourceLineInfo const& _lineInfo)
	{
		bool isHidden = false;

		// Parse out tags
		std::vector<std::string> tags;
		std::string desc, tag;
		bool inTag = false;
		for (char c : nameAndTags.tags) {
			if (!inTag) {
				if (c == '[')
					inTag = true;
				else
					desc += c;
			}
			else {
				if (c == ']') {
					TestCaseInfo::SpecialProperties prop = parseSpecialTag(tag);
					if ((prop & TestCaseInfo::IsHidden) != 0)
						isHidden = true;
					else if (prop == TestCaseInfo::None)
						enforceNotReservedTag(tag, _lineInfo);

					// Merged hide tags like `[.approvals]` should be added as
					// `[.][approvals]`. The `[.]` is added at later point, so
					// we only strip the prefix
					if (startsWith(tag, '.') && tag.size() > 1) {
						tag.erase(0, 1);
					}
					tags.push_back(tag);
					tag.clear();
					inTag = false;
				}
				else
					tag += c;
			}
		}
		if (isHidden) {
			// Add all "hidden" tags to make them behave identically
			tags.insert(tags.end(), { ".", "!hide" });
		}

		TestCaseInfo info(static_cast<std::string>(nameAndTags.name), _className, desc, tags, _lineInfo);
		return TestCase(_testCase, std::move(info));
	}

	void setTags(TestCaseInfo& testCaseInfo, std::vector<std::string> tags) {
		std::sort(begin(tags), end(tags));
		tags.erase(std::unique(begin(tags), end(tags)), end(tags));
		testCaseInfo.lcaseTags.clear();

		for (auto const& tag : tags) {
			std::string lcaseTag = toLower(tag);
			testCaseInfo.properties = static_cast<TestCaseInfo::SpecialProperties>(testCaseInfo.properties | parseSpecialTag(lcaseTag));
			testCaseInfo.lcaseTags.push_back(lcaseTag);
		}
		testCaseInfo.tags = std::move(tags);
	}

	TestCaseInfo::TestCaseInfo(std::string const& _name,
		std::string const& _className,
		std::string const& _description,
		std::vector<std::string> const& _tags,
		SourceLineInfo const& _lineInfo)
		: name(_name),
		className(_className),
		description(_description),
		lineInfo(_lineInfo),
		properties(None)
	{
		setTags(*this, _tags);
	}

	bool TestCaseInfo::isHidden() const {
		return (properties & IsHidden) != 0;
	}
	bool TestCaseInfo::throws() const {
		return (properties & Throws) != 0;
	}
	bool TestCaseInfo::okToFail() const {
		return (properties & (ShouldFail | MayFail)) != 0;
	}
	bool TestCaseInfo::expectedToFail() const {
		return (properties & (ShouldFail)) != 0;
	}

	std::string TestCaseInfo::tagsAsString() const {
		std::string ret;
		// '[' and ']' per tag
		std::size_t full_size = 2 * tags.size();
		for (const auto& tag : tags) {
			full_size += tag.size();
		}
		ret.reserve(full_size);
		for (const auto& tag : tags) {
			ret.push_back('[');
			ret.append(tag);
			ret.push_back(']');
		}

		return ret;
	}

	TestCase::TestCase(ITestInvoker* testCase, TestCaseInfo&& info) : TestCaseInfo(std::move(info)), test(testCase) {}

	TestCase TestCase::withName(std::string const& _newName) const {
		TestCase other(*this);
		other.name = _newName;
		return other;
	}

	void TestCase::invoke() const {
		test->invoke();
	}

	bool TestCase::operator == (TestCase const& other) const {
		return  test.get() == other.test.get() &&
			name == other.name &&
			className == other.className;
	}

	bool TestCase::operator < (TestCase const& other) const {
		return name < other.name;
	}

	TestCaseInfo const& TestCase::getTestCaseInfo() const
	{
		return *this;
	}

} // end namespace Catch
// end catch_test_case_info.cpp
// start catch_test_case_registry_impl.cpp

#include <algorithm>
#include <sstream>

namespace Catch {

	namespace {
		struct TestHasher {
			using hash_t = uint64_t;

			explicit TestHasher(hash_t hashSuffix) :
				m_hashSuffix{ hashSuffix } {}

			uint32_t operator()(TestCase const& t) const {
				// FNV-1a hash with multiplication fold.
				const hash_t prime = 1099511628211u;
				hash_t hash = 14695981039346656037u;
				for (const char c : t.name) {
					hash ^= c;
					hash *= prime;
				}
				hash ^= m_hashSuffix;
				hash *= prime;
				const uint32_t low{ static_cast<uint32_t>(hash) };
				const uint32_t high{ static_cast<uint32_t>(hash >> 32) };
				return low * high;
			}

		private:
			hash_t m_hashSuffix;
		};
	} // end unnamed namespace

	std::vector<TestCase> sortTests(IConfig const& config, std::vector<TestCase> const& unsortedTestCases) {
		switch (config.runOrder()) {
		case RunTests::InDeclarationOrder:
			// already in declaration order
			break;

		case RunTests::InLexicographicalOrder: {
			std::vector<TestCase> sorted = unsortedTestCases;
			std::sort(sorted.begin(), sorted.end());
			return sorted;
		}

		case RunTests::InRandomOrder: {
			seedRng(config);
			TestHasher h{ config.rngSeed() };

			using hashedTest = std::pair<TestHasher::hash_t, TestCase const*>;
			std::vector<hashedTest> indexed_tests;
			indexed_tests.reserve(unsortedTestCases.size());

			for (auto const& testCase : unsortedTestCases) {
				indexed_tests.emplace_back(h(testCase), &testCase);
			}

			std::sort(indexed_tests.begin(), indexed_tests.end(),
				[](hashedTest const& lhs, hashedTest const& rhs) {
					if (lhs.first == rhs.first) {
						return lhs.second->name < rhs.second->name;
					}
					return lhs.first < rhs.first;
				});

			std::vector<TestCase> sorted;
			sorted.reserve(indexed_tests.size());

			for (auto const& hashed : indexed_tests) {
				sorted.emplace_back(*hashed.second);
			}

			return sorted;
		}
		}
		return unsortedTestCases;
	}

	bool isThrowSafe(TestCase const& testCase, IConfig const& config) {
		return !testCase.throws() || config.allowThrows();
	}

	bool matchTest(TestCase const& testCase, TestSpec const& testSpec, IConfig const& config) {
		return testSpec.matches(testCase) && isThrowSafe(testCase, config);
	}

	void enforceNoDuplicateTestCases(std::vector<TestCase> const& functions) {
		std::set<TestCase> seenFunctions;
		for (auto const& function : functions) {
			auto prev = seenFunctions.insert(function);
			CATCH_ENFORCE(prev.second,
				"error: TEST_CASE( \"" << function.name << "\" ) already defined.\n"
				<< "\tFirst seen at " << prev.first->getTestCaseInfo().lineInfo << "\n"
				<< "\tRedefined at " << function.getTestCaseInfo().lineInfo);
		}
	}

	std::vector<TestCase> filterTests(std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config) {
		std::vector<TestCase> filtered;
		filtered.reserve(testCases.size());
		for (auto const& testCase : testCases) {
			if ((!testSpec.hasFilters() && !testCase.isHidden()) ||
				(testSpec.hasFilters() && matchTest(testCase, testSpec, config))) {
				filtered.push_back(testCase);
			}
		}
		return filtered;
	}
	std::vector<TestCase> const& getAllTestCasesSorted(IConfig const& config) {
		return getRegistryHub().getTestCaseRegistry().getAllTestsSorted(config);
	}

	void TestRegistry::registerTest(TestCase const& testCase) {
		std::string name = testCase.getTestCaseInfo().name;
		if (name.empty()) {
			ReusableStringStream rss;
			rss << "Anonymous test case " << ++m_unnamedCount;
			return registerTest(testCase.withName(rss.str()));
		}
		m_functions.push_back(testCase);
	}

	std::vector<TestCase> const& TestRegistry::getAllTests() const {
		return m_functions;
	}
	std::vector<TestCase> const& TestRegistry::getAllTestsSorted(IConfig const& config) const {
		if (m_sortedFunctions.empty())
			enforceNoDuplicateTestCases(m_functions);

		if (m_currentSortOrder != config.runOrder() || m_sortedFunctions.empty()) {
			m_sortedFunctions = sortTests(config, m_functions);
			m_currentSortOrder = config.runOrder();
		}
		return m_sortedFunctions;
	}

	///////////////////////////////////////////////////////////////////////////
	TestInvokerAsFunction::TestInvokerAsFunction(void(*testAsFunction)()) noexcept : m_testAsFunction(testAsFunction) {}

	void TestInvokerAsFunction::invoke() const {
		m_testAsFunction();
	}

	std::string extractClassName(StringRef const& classOrQualifiedMethodName) {
		std::string className(classOrQualifiedMethodName);
		if (startsWith(className, '&'))
		{
			std::size_t lastColons = className.rfind("::");
			std::size_t penultimateColons = className.rfind("::", lastColons - 1);
			if (penultimateColons == std::string::npos)
				penultimateColons = 1;
			className = className.substr(penultimateColons, lastColons - penultimateColons);
		}
		return className;
	}

} // end namespace Catch
// end catch_test_case_registry_impl.cpp
// start catch_test_case_tracker.cpp

#include <algorithm>
#include <cassert>
#include <stdexcept>
#include <memory>
#include <sstream>

#if defined(__clang__)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wexit-time-destructors"
#endif

namespace Catch {
	namespace TestCaseTracking {

		NameAndLocation::NameAndLocation(std::string const& _name, SourceLineInfo const& _location)
			: name(_name),
			location(_location)
		{}

		ITracker::~ITracker() = default;

		ITracker& TrackerContext::startRun() {
			m_rootTracker = std::make_shared<SectionTracker>(NameAndLocation("{root}", CATCH_INTERNAL_LINEINFO), *this, nullptr);
			m_currentTracker = nullptr;
			m_runState = Executing;
			return *m_rootTracker;
		}

		void TrackerContext::endRun() {
			m_rootTracker.reset();
			m_currentTracker = nullptr;
			m_runState = NotStarted;
		}

		void TrackerContext::startCycle() {
			m_currentTracker = m_rootTracker.get();
			m_runState = Executing;
		}
		void TrackerContext::completeCycle() {
			m_runState = CompletedCycle;
		}

		bool TrackerContext::completedCycle() const {
			return m_runState == CompletedCycle;
		}
		ITracker& TrackerContext::currentTracker() {
			return *m_currentTracker;
		}
		void TrackerContext::setCurrentTracker(ITracker* tracker) {
			m_currentTracker = tracker;
		}

		TrackerBase::TrackerBase(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent) :
			ITracker(nameAndLocation),
			m_ctx(ctx),
			m_parent(parent)
		{}

		bool TrackerBase::isComplete() const {
			return m_runState == CompletedSuccessfully || m_runState == Failed;
		}
		bool TrackerBase::isSuccessfullyCompleted() const {
			return m_runState == CompletedSuccessfully;
		}
		bool TrackerBase::isOpen() const {
			return m_runState != NotStarted && !isComplete();
		}
		bool TrackerBase::hasChildren() const {
			return !m_children.empty();
		}

		void TrackerBase::addChild(ITrackerPtr const& child) {
			m_children.push_back(child);
		}

		ITrackerPtr TrackerBase::findChild(NameAndLocation const& nameAndLocation) {
			auto it = std::find_if(m_children.begin(), m_children.end(),
				[&nameAndLocation](ITrackerPtr const& tracker) {
					return
						tracker->nameAndLocation().location == nameAndLocation.location &&
						tracker->nameAndLocation().name == nameAndLocation.name;
				});
			return(it != m_children.end())
				? *it
				: nullptr;
		}
		ITracker& TrackerBase::parent() {
			assert(m_parent); // Should always be non-null except for root
			return *m_parent;
		}

		void TrackerBase::openChild() {
			if (m_runState != ExecutingChildren) {
				m_runState = ExecutingChildren;
				if (m_parent)
					m_parent->openChild();
			}
		}

		bool TrackerBase::isSectionTracker() const { return false; }
		bool TrackerBase::isGeneratorTracker() const { return false; }

		void TrackerBase::open() {
			m_runState = Executing;
			moveToThis();
			if (m_parent)
				m_parent->openChild();
		}

		void TrackerBase::close() {

			// Close any still open children (e.g. generators)
			while (&m_ctx.currentTracker() != this)
				m_ctx.currentTracker().close();

			switch (m_runState) {
			case NeedsAnotherRun:
				break;

			case Executing:
				m_runState = CompletedSuccessfully;
				break;
			case ExecutingChildren:
				if (std::all_of(m_children.begin(), m_children.end(), [](ITrackerPtr const& t) { return t->isComplete(); }))
					m_runState = CompletedSuccessfully;
				break;

			case NotStarted:
			case CompletedSuccessfully:
			case Failed:
				CATCH_INTERNAL_ERROR("Illogical state: " << m_runState);

			default:
				CATCH_INTERNAL_ERROR("Unknown state: " << m_runState);
			}
			moveToParent();
			m_ctx.completeCycle();
		}
		void TrackerBase::fail() {
			m_runState = Failed;
			if (m_parent)
				m_parent->markAsNeedingAnotherRun();
			moveToParent();
			m_ctx.completeCycle();
		}
		void TrackerBase::markAsNeedingAnotherRun() {
			m_runState = NeedsAnotherRun;
		}

		void TrackerBase::moveToParent() {
			assert(m_parent);
			m_ctx.setCurrentTracker(m_parent);
		}
		void TrackerBase::moveToThis() {
			m_ctx.setCurrentTracker(this);
		}

		SectionTracker::SectionTracker(NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent)
			: TrackerBase(nameAndLocation, ctx, parent),
			m_trimmed_name(trim(nameAndLocation.name))
		{
			if (parent) {
				while (!parent->isSectionTracker())
					parent = &parent->parent();

				SectionTracker& parentSection = static_cast<SectionTracker&>(*parent);
				addNextFilters(parentSection.m_filters);
			}
		}

		bool SectionTracker::isComplete() const {
			bool complete = true;

			if (m_filters.empty()
				|| m_filters[0] == ""
				|| std::find(m_filters.begin(), m_filters.end(), m_trimmed_name) != m_filters.end()) {
				complete = TrackerBase::isComplete();
			}
			return complete;
		}

		bool SectionTracker::isSectionTracker() const { return true; }

		SectionTracker& SectionTracker::acquire(TrackerContext& ctx, NameAndLocation const& nameAndLocation) {
			std::shared_ptr<SectionTracker> section;

			ITracker& currentTracker = ctx.currentTracker();
			if (ITrackerPtr childTracker = currentTracker.findChild(nameAndLocation)) {
				assert(childTracker);
				assert(childTracker->isSectionTracker());
				section = std::static_pointer_cast<SectionTracker>(childTracker);
			}
			else {
				section = std::make_shared<SectionTracker>(nameAndLocation, ctx, &currentTracker);
				currentTracker.addChild(section);
			}
			if (!ctx.completedCycle())
				section->tryOpen();
			return *section;
		}

		void SectionTracker::tryOpen() {
			if (!isComplete())
				open();
		}

		void SectionTracker::addInitialFilters(std::vector<std::string> const& filters) {
			if (!filters.empty()) {
				m_filters.reserve(m_filters.size() + filters.size() + 2);
				m_filters.emplace_back(""); // Root - should never be consulted
				m_filters.emplace_back(""); // Test Case - not a section filter
				m_filters.insert(m_filters.end(), filters.begin(), filters.end());
			}
		}
		void SectionTracker::addNextFilters(std::vector<std::string> const& filters) {
			if (filters.size() > 1)
				m_filters.insert(m_filters.end(), filters.begin() + 1, filters.end());
		}

		std::vector<std::string> const& SectionTracker::getFilters() const {
			return m_filters;
		}

		std::string const& SectionTracker::trimmedName() const {
			return m_trimmed_name;
		}

	} // namespace TestCaseTracking

	using TestCaseTracking::ITracker;
	using TestCaseTracking::TrackerContext;
	using TestCaseTracking::SectionTracker;

} // namespace Catch

#if defined(__clang__)
#    pragma clang diagnostic pop
#endif
// end catch_test_case_tracker.cpp
// start catch_test_registry.cpp

namespace Catch {

	auto makeTestInvoker(void(*testAsFunction)()) noexcept -> ITestInvoker* {
		return new(std::nothrow) TestInvokerAsFunction(testAsFunction);
	}

	NameAndTags::NameAndTags(StringRef const& name_, StringRef const& tags_) noexcept : name(name_), tags(tags_) {}

	AutoReg::AutoReg(ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags) noexcept {
		CATCH_TRY{
			getMutableRegistryHub()
					.registerTest(
						makeTestCase(
							invoker,
							extractClassName(classOrMethod),
							nameAndTags,
							lineInfo));
		} CATCH_CATCH_ALL{
			// Do not throw when constructing global objects, instead register the exception to be processed later
			getMutableRegistryHub().registerStartupException();
		}
	}

	AutoReg::~AutoReg() = default;
}
// end catch_test_registry.cpp
// start catch_test_spec.cpp

#include <algorithm>
#include <string>
#include <vector>
#include <memory>

namespace Catch {

	TestSpec::Pattern::Pattern(std::string const& name)
		: m_name(name)
	{}

	TestSpec::Pattern::~Pattern() = default;

	std::string const& TestSpec::Pattern::name() const {
		return m_name;
	}

	TestSpec::NamePattern::NamePattern(std::string const& name, std::string const& filterString)
		: Pattern(filterString)
		, m_wildcardPattern(toLower(name), CaseSensitive::No)
	{}

	bool TestSpec::NamePattern::matches(TestCaseInfo const& testCase) const {
		return m_wildcardPattern.matches(testCase.name);
	}

	TestSpec::TagPattern::TagPattern(std::string const& tag, std::string const& filterString)
		: Pattern(filterString)
		, m_tag(toLower(tag))
	{}

	bool TestSpec::TagPattern::matches(TestCaseInfo const& testCase) const {
		return std::find(begin(testCase.lcaseTags),
			end(testCase.lcaseTags),
			m_tag) != end(testCase.lcaseTags);
	}

	TestSpec::ExcludedPattern::ExcludedPattern(PatternPtr const& underlyingPattern)
		: Pattern(underlyingPattern->name())
		, m_underlyingPattern(underlyingPattern)
	{}

	bool TestSpec::ExcludedPattern::matches(TestCaseInfo const& testCase) const {
		return !m_underlyingPattern->matches(testCase);
	}

	bool TestSpec::Filter::matches(TestCaseInfo const& testCase) const {
		return std::all_of(m_patterns.begin(), m_patterns.end(), [&](PatternPtr const& p) { return p->matches(testCase); });
	}

	std::string TestSpec::Filter::name() const {
		std::string name;
		for (auto const& p : m_patterns)
			name += p->name();
		return name;
	}

	bool TestSpec::hasFilters() const {
		return !m_filters.empty();
	}

	bool TestSpec::matches(TestCaseInfo const& testCase) const {
		return std::any_of(m_filters.begin(), m_filters.end(), [&](Filter const& f) { return f.matches(testCase); });
	}

	TestSpec::Matches TestSpec::matchesByFilter(std::vector<TestCase> const& testCases, IConfig const& config) const
	{
		Matches matches(m_filters.size());
		std::transform(m_filters.begin(), m_filters.end(), matches.begin(), [&](Filter const& filter) {
			std::vector<TestCase const*> currentMatches;
			for (auto const& test : testCases)
				if (isThrowSafe(test, config) && filter.matches(test))
					currentMatches.emplace_back(&test);
			return FilterMatch{ filter.name(), currentMatches };
			});
		return matches;
	}

	const TestSpec::vectorStrings& TestSpec::getInvalidArgs() const {
		return  (m_invalidArgs);
	}

}
// end catch_test_spec.cpp
// start catch_test_spec_parser.cpp

namespace Catch {

	TestSpecParser::TestSpecParser(ITagAliasRegistry const& tagAliases) : m_tagAliases(&tagAliases) {}

	TestSpecParser& TestSpecParser::parse(std::string const& arg) {
		m_mode = None;
		m_exclusion = false;
		m_arg = m_tagAliases->expandAliases(arg);
		m_escapeChars.clear();
		m_substring.reserve(m_arg.size());
		m_patternName.reserve(m_arg.size());
		m_realPatternPos = 0;

		for (m_pos = 0; m_pos < m_arg.size(); ++m_pos)
			//if visitChar fails
			if (!visitChar(m_arg[m_pos])) {
				m_testSpec.m_invalidArgs.push_back(arg);
				break;
			}
		endMode();
		return *this;
	}
	TestSpec TestSpecParser::testSpec() {
		addFilter();
		return m_testSpec;
	}
	bool TestSpecParser::visitChar(char c) {
		if ((m_mode != EscapedName) && (c == '\\')) {
			escape();
			addCharToPattern(c);
			return true;
		}
		else if ((m_mode != EscapedName) && (c == ',')) {
			return separate();
		}

		switch (m_mode) {
		case None:
			if (processNoneChar(c))
				return true;
			break;
		case Name:
			processNameChar(c);
			break;
		case EscapedName:
			endMode();
			addCharToPattern(c);
			return true;
		default:
		case Tag:
		case QuotedName:
			if (processOtherChar(c))
				return true;
			break;
		}

		m_substring += c;
		if (!isControlChar(c)) {
			m_patternName += c;
			m_realPatternPos++;
		}
		return true;
	}
	// Two of the processing methods return true to signal the caller to return
	// without adding the given character to the current pattern strings
	bool TestSpecParser::processNoneChar(char c) {
		switch (c) {
		case ' ':
			return true;
		case '~':
			m_exclusion = true;
			return false;
		case '[':
			startNewMode(Tag);
			return false;
		case '"':
			startNewMode(QuotedName);
			return false;
		default:
			startNewMode(Name);
			return false;
		}
	}
	void TestSpecParser::processNameChar(char c) {
		if (c == '[') {
			if (m_substring == "exclude:")
				m_exclusion = true;
			else
				endMode();
			startNewMode(Tag);
		}
	}
	bool TestSpecParser::processOtherChar(char c) {
		if (!isControlChar(c))
			return false;
		m_substring += c;
		endMode();
		return true;
	}
	void TestSpecParser::startNewMode(Mode mode) {
		m_mode = mode;
	}
	void TestSpecParser::endMode() {
		switch (m_mode) {
		case Name:
		case QuotedName:
			return addNamePattern();
		case Tag:
			return addTagPattern();
		case EscapedName:
			revertBackToLastMode();
			return;
		case None:
		default:
			return startNewMode(None);
		}
	}
	void TestSpecParser::escape() {
		saveLastMode();
		m_mode = EscapedName;
		m_escapeChars.push_back(m_realPatternPos);
	}
	bool TestSpecParser::isControlChar(char c) const {
		switch (m_mode) {
		default:
			return false;
		case None:
			return c == '~';
		case Name:
			return c == '[';
		case EscapedName:
			return true;
		case QuotedName:
			return c == '"';
		case Tag:
			return c == '[' || c == ']';
		}
	}

	void TestSpecParser::addFilter() {
		if (!m_currentFilter.m_patterns.empty()) {
			m_testSpec.m_filters.push_back(m_currentFilter);
			m_currentFilter = TestSpec::Filter();
		}
	}

	void TestSpecParser::saveLastMode() {
		lastMode = m_mode;
	}

	void TestSpecParser::revertBackToLastMode() {
		m_mode = lastMode;
	}

	bool TestSpecParser::separate() {
		if ((m_mode == QuotedName) || (m_mode == Tag)) {
			//invalid argument, signal failure to previous scope.
			m_mode = None;
			m_pos = m_arg.size();
			m_substring.clear();
			m_patternName.clear();
			m_realPatternPos = 0;
			return false;
		}
		endMode();
		addFilter();
		return true; //success
	}

	std::string TestSpecParser::preprocessPattern() {
		std::string token = m_patternName;
		for (std::size_t i = 0; i < m_escapeChars.size(); ++i)
			token = token.substr(0, m_escapeChars[i] - i) + token.substr(m_escapeChars[i] - i + 1);
		m_escapeChars.clear();
		if (startsWith(token, "exclude:")) {
			m_exclusion = true;
			token = token.substr(8);
		}

		m_patternName.clear();
		m_realPatternPos = 0;

		return token;
	}

	void TestSpecParser::addNamePattern() {
		auto token = preprocessPattern();

		if (!token.empty()) {
			TestSpec::PatternPtr pattern = std::make_shared<TestSpec::NamePattern>(token, m_substring);
			if (m_exclusion)
				pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
			m_currentFilter.m_patterns.push_back(pattern);
		}
		m_substring.clear();
		m_exclusion = false;
		m_mode = None;
	}

	void TestSpecParser::addTagPattern() {
		auto token = preprocessPattern();

		if (!token.empty()) {
			// If the tag pattern is the "hide and tag" shorthand (e.g. [.foo])
			// we have to create a separate hide tag and shorten the real one
			if (token.size() > 1 && token[0] == '.') {
				token.erase(token.begin());
				TestSpec::PatternPtr pattern = std::make_shared<TestSpec::TagPattern>(".", m_substring);
				if (m_exclusion) {
					pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
				}
				m_currentFilter.m_patterns.push_back(pattern);
			}

			TestSpec::PatternPtr pattern = std::make_shared<TestSpec::TagPattern>(token, m_substring);

			if (m_exclusion) {
				pattern = std::make_shared<TestSpec::ExcludedPattern>(pattern);
			}
			m_currentFilter.m_patterns.push_back(pattern);
		}
		m_substring.clear();
		m_exclusion = false;
		m_mode = None;
	}

	TestSpec parseTestSpec(std::string const& arg) {
		return TestSpecParser(ITagAliasRegistry::get()).parse(arg).testSpec();
	}

} // namespace Catch
// end catch_test_spec_parser.cpp
// start catch_timer.cpp

#include <chrono>

static const uint64_t nanosecondsInSecond = 1000000000;

namespace Catch {

	auto getCurrentNanosecondsSinceEpoch() -> uint64_t {
		return std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
	}

	namespace {
		auto estimateClockResolution() -> uint64_t {
			uint64_t sum = 0;
			static const uint64_t iterations = 1000000;

			auto startTime = getCurrentNanosecondsSinceEpoch();

			for (std::size_t i = 0; i < iterations; ++i) {

				uint64_t ticks;
				uint64_t baseTicks = getCurrentNanosecondsSinceEpoch();
				do {
					ticks = getCurrentNanosecondsSinceEpoch();
				} while (ticks == baseTicks);

				auto delta = ticks - baseTicks;
				sum += delta;

				// If we have been calibrating for over 3 seconds -- the clock
				// is terrible and we should move on.
				// TBD: How to signal that the measured resolution is probably wrong?
				if (ticks > startTime + 3 * nanosecondsInSecond) {
					return sum / (i + 1u);
				}
			}

			// We're just taking the mean, here. To do better we could take the std. dev and exclude outliers
			// - and potentially do more iterations if there's a high variance.
			return sum / iterations;
		}
	}
	auto getEstimatedClockResolution() -> uint64_t {
		static auto s_resolution = estimateClockResolution();
		return s_resolution;
	}

	void Timer::start() {
		m_nanoseconds = getCurrentNanosecondsSinceEpoch();
	}
	auto Timer::getElapsedNanoseconds() const -> uint64_t {
		return getCurrentNanosecondsSinceEpoch() - m_nanoseconds;
	}
	auto Timer::getElapsedMicroseconds() const -> uint64_t {
		return getElapsedNanoseconds() / 1000;
	}
	auto Timer::getElapsedMilliseconds() const -> unsigned int {
		return static_cast<unsigned int>(getElapsedMicroseconds() / 1000);
	}
	auto Timer::getElapsedSeconds() const -> double {
		return getElapsedMicroseconds() / 1000000.0;
	}

} // namespace Catch
// end catch_timer.cpp
// start catch_tostring.cpp

#if defined(__clang__)
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wexit-time-destructors"
#    pragma clang diagnostic ignored "-Wglobal-constructors"
#endif

// Enable specific decls locally
#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
#endif

#include <cmath>
#include <iomanip>

namespace Catch {

	namespace Detail {

		const std::string unprintableString = "{?}";

		namespace {
			const int hexThreshold = 255;

			struct Endianness {
				enum Arch { Big, Little };

				static Arch which() {
					int one = 1;
					// If the lowest byte we read is non-zero, we can assume
					// that little endian format is used.
					auto value = *reinterpret_cast<char*>(&one);
					return value ? Little : Big;
				}
			};
		}

		std::string rawMemoryToString(const void* object, std::size_t size) {
			// Reverse order for little endian architectures
			int i = 0, end = static_cast<int>(size), inc = 1;
			if (Endianness::which() == Endianness::Little) {
				i = end - 1;
				end = inc = -1;
			}

			unsigned char const* bytes = static_cast<unsigned char const*>(object);
			ReusableStringStream rss;
			rss << "0x" << std::setfill('0') << std::hex;
			for (; i != end; i += inc)
				rss << std::setw(2) << static_cast<unsigned>(bytes[i]);
			return rss.str();
		}
	}

	template<typename T>
	std::string fpToString(T value, int precision) {
		if (Catch::isnan(value)) {
			return "nan";
		}

		ReusableStringStream rss;
		rss << std::setprecision(precision)
			<< std::fixed
			<< value;
		std::string d = rss.str();
		std::size_t i = d.find_last_not_of('0');
		if (i != std::string::npos && i != d.size() - 1) {
			if (d[i] == '.')
				i++;
			d = d.substr(0, i + 1);
		}
		return d;
	}

	//// ======================================================= ////
	//
	//   Out-of-line defs for full specialization of StringMaker
	//
	//// ======================================================= ////

	std::string StringMaker<std::string>::convert(const std::string& str) {
		if (!getCurrentContext().getConfig()->showInvisibles()) {
			return '"' + str + '"';
		}

		std::string s("\"");
		for (char c : str) {
			switch (c) {
			case '\n':
				s.append("\\n");
				break;
			case '\t':
				s.append("\\t");
				break;
			default:
				s.push_back(c);
				break;
			}
		}
		s.append("\"");
		return s;
	}

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
	std::string StringMaker<std::string_view>::convert(std::string_view str) {
		return ::Catch::Detail::stringify(std::string{ str });
	}
#endif

	std::string StringMaker<char const*>::convert(char const* str) {
		if (str) {
			return ::Catch::Detail::stringify(std::string{ str });
		}
		else {
			return{ "{null string}" };
		}
	}
	std::string StringMaker<char*>::convert(char* str) {
		if (str) {
			return ::Catch::Detail::stringify(std::string{ str });
		}
		else {
			return{ "{null string}" };
		}
	}

#ifdef CATCH_CONFIG_WCHAR
	std::string StringMaker<std::wstring>::convert(const std::wstring& wstr) {
		std::string s;
		s.reserve(wstr.size());
		for (auto c : wstr) {
			s += (c <= 0xff) ? static_cast<char>(c) : '?';
		}
		return ::Catch::Detail::stringify(s);
	}

# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
	std::string StringMaker<std::wstring_view>::convert(std::wstring_view str) {
		return StringMaker<std::wstring>::convert(std::wstring(str));
	}
# endif

	std::string StringMaker<wchar_t const*>::convert(wchar_t const* str) {
		if (str) {
			return ::Catch::Detail::stringify(std::wstring{ str });
		}
		else {
			return{ "{null string}" };
		}
	}
	std::string StringMaker<wchar_t*>::convert(wchar_t* str) {
		if (str) {
			return ::Catch::Detail::stringify(std::wstring{ str });
		}
		else {
			return{ "{null string}" };
		}
	}
#endif

#if defined(CATCH_CONFIG_CPP17_BYTE)
#include <cstddef>
	std::string StringMaker<std::byte>::convert(std::byte value) {
		return ::Catch::Detail::stringify(std::to_integer<unsigned long long>(value));
	}
#endif // defined(CATCH_CONFIG_CPP17_BYTE)

	std::string StringMaker<int>::convert(int value) {
		return ::Catch::Detail::stringify(static_cast<long long>(value));
	}
	std::string StringMaker<long>::convert(long value) {
		return ::Catch::Detail::stringify(static_cast<long long>(value));
	}
	std::string StringMaker<long long>::convert(long long value) {
		ReusableStringStream rss;
		rss << value;
		if (value > Detail::hexThreshold) {
			rss << " (0x" << std::hex << value << ')';
		}
		return rss.str();
	}

	std::string StringMaker<unsigned int>::convert(unsigned int value) {
		return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
	}
	std::string StringMaker<unsigned long>::convert(unsigned long value) {
		return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
	}
	std::string StringMaker<unsigned long long>::convert(unsigned long long value) {
		ReusableStringStream rss;
		rss << value;
		if (value > Detail::hexThreshold) {
			rss << " (0x" << std::hex << value << ')';
		}
		return rss.str();
	}

	std::string StringMaker<bool>::convert(bool b) {
		return b ? "true" : "false";
	}

	std::string StringMaker<signed char>::convert(signed char value) {
		if (value == '\r') {
			return "'\\r'";
		}
		else if (value == '\f') {
			return "'\\f'";
		}
		else if (value == '\n') {
			return "'\\n'";
		}
		else if (value == '\t') {
			return "'\\t'";
		}
		else if ('\0' <= value && value < ' ') {
			return ::Catch::Detail::stringify(static_cast<unsigned int>(value));
		}
		else {
			char chstr[] = "' '";
			chstr[1] = value;
			return chstr;
		}
	}
	std::string StringMaker<char>::convert(char c) {
		return ::Catch::Detail::stringify(static_cast<signed char>(c));
	}
	std::string StringMaker<unsigned char>::convert(unsigned char c) {
		return ::Catch::Detail::stringify(static_cast<char>(c));
	}

	std::string StringMaker<std::nullptr_t>::convert(std::nullptr_t) {
		return "nullptr";
	}

	int StringMaker<float>::precision = 5;

	std::string StringMaker<float>::convert(float value) {
		return fpToString(value, precision) + 'f';
	}

	int StringMaker<double>::precision = 10;

	std::string StringMaker<double>::convert(double value) {
		return fpToString(value, precision);
	}

	std::string ratio_string<std::atto>::symbol() { return "a"; }
	std::string ratio_string<std::femto>::symbol() { return "f"; }
	std::string ratio_string<std::pico>::symbol() { return "p"; }
	std::string ratio_string<std::nano>::symbol() { return "n"; }
	std::string ratio_string<std::micro>::symbol() { return "u"; }
	std::string ratio_string<std::milli>::symbol() { return "m"; }

} // end namespace Catch

#if defined(__clang__)
#    pragma clang diagnostic pop
#endif

// end catch_tostring.cpp
// start catch_totals.cpp

namespace Catch {

	Counts Counts::operator - (Counts const& other) const {
		Counts diff;
		diff.passed = passed - other.passed;
		diff.failed = failed - other.failed;
		diff.failedButOk = failedButOk - other.failedButOk;
		return diff;
	}

	Counts& Counts::operator += (Counts const& other) {
		passed += other.passed;
		failed += other.failed;
		failedButOk += other.failedButOk;
		return *this;
	}

	std::size_t Counts::total() const {
		return passed + failed + failedButOk;
	}
	bool Counts::allPassed() const {
		return failed == 0 && failedButOk == 0;
	}
	bool Counts::allOk() const {
		return failed == 0;
	}

	Totals Totals::operator - (Totals const& other) const {
		Totals diff;
		diff.assertions = assertions - other.assertions;
		diff.testCases = testCases - other.testCases;
		return diff;
	}

	Totals& Totals::operator += (Totals const& other) {
		assertions += other.assertions;
		testCases += other.testCases;
		return *this;
	}

	Totals Totals::delta(Totals const& prevTotals) const {
		Totals diff = *this - prevTotals;
		if (diff.assertions.failed > 0)
			++diff.testCases.failed;
		else if (diff.assertions.failedButOk > 0)
			++diff.testCases.failedButOk;
		else
			++diff.testCases.passed;
		return diff;
	}

}
// end catch_totals.cpp
// start catch_uncaught_exceptions.cpp

// start catch_config_uncaught_exceptions.hpp

//              Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
//   (See accompanying file LICENSE_1_0.txt or copy at
//        https://www.boost.org/LICENSE_1_0.txt)

// SPDX-License-Identifier: BSL-1.0

#ifndef CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP
#define CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP

#if defined(_MSC_VER)
#  if _MSC_VER >= 1900 // Visual Studio 2015 or newer
#    define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#  endif
#endif

#include <exception>

#if defined(__cpp_lib_uncaught_exceptions) \
    && !defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)

#  define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif // __cpp_lib_uncaught_exceptions

#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) \
    && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) \
    && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)

#  define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif

#endif // CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP
// end catch_config_uncaught_exceptions.hpp
#include <exception>

namespace Catch {
	bool uncaught_exceptions() {
#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
		return false;
#elif defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
		return std::uncaught_exceptions() > 0;
#else
		return std::uncaught_exception();
#endif
	}
} // end namespace Catch
// end catch_uncaught_exceptions.cpp
// start catch_version.cpp

#include <ostream>

namespace Catch {

	Version::Version
	(unsigned int _majorVersion,
		unsigned int _minorVersion,
		unsigned int _patchNumber,
		char const* const _branchName,
		unsigned int _buildNumber)
		: majorVersion(_majorVersion),
		minorVersion(_minorVersion),
		patchNumber(_patchNumber),
		branchName(_branchName),
		buildNumber(_buildNumber)
	{}

	std::ostream& operator << (std::ostream& os, Version const& version) {
		os << version.majorVersion << '.'
			<< version.minorVersion << '.'
			<< version.patchNumber;
		// branchName is never null -> 0th char is \0 if it is empty
		if (version.branchName[0]) {
			os << '-' << version.branchName
				<< '.' << version.buildNumber;
		}
		return os;
	}

	Version const& libraryVersion() {
		static Version version(2, 13, 4, "", 0);
		return version;
	}

}
// end catch_version.cpp
// start catch_wildcard_pattern.cpp

namespace Catch {

	WildcardPattern::WildcardPattern(std::string const& pattern,
		CaseSensitive::Choice caseSensitivity)
		: m_caseSensitivity(caseSensitivity),
		m_pattern(normaliseString(pattern))
	{
		if (startsWith(m_pattern, '*')) {
			m_pattern = m_pattern.substr(1);
			m_wildcard = WildcardAtStart;
		}
		if (endsWith(m_pattern, '*')) {
			m_pattern = m_pattern.substr(0, m_pattern.size() - 1);
			m_wildcard = static_cast<WildcardPosition>(m_wildcard | WildcardAtEnd);
		}
	}

	bool WildcardPattern::matches(std::string const& str) const {
		switch (m_wildcard) {
		case NoWildcard:
			return m_pattern == normaliseString(str);
		case WildcardAtStart:
			return endsWith(normaliseString(str), m_pattern);
		case WildcardAtEnd:
			return startsWith(normaliseString(str), m_pattern);
		case WildcardAtBothEnds:
			return contains(normaliseString(str), m_pattern);
		default:
			CATCH_INTERNAL_ERROR("Unknown enum");
		}
	}

	std::string WildcardPattern::normaliseString(std::string const& str) const {
		return trim(m_caseSensitivity == CaseSensitive::No ? toLower(str) : str);
	}
}
// end catch_wildcard_pattern.cpp
// start catch_xmlwriter.cpp

#include <iomanip>
#include <type_traits>

namespace Catch {

	namespace {

		size_t trailingBytes(unsigned char c) {
			if ((c & 0xE0) == 0xC0) {
				return 2;
			}
			if ((c & 0xF0) == 0xE0) {
				return 3;
			}
			if ((c & 0xF8) == 0xF0) {
				return 4;
			}
			CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
		}

		uint32_t headerValue(unsigned char c) {
			if ((c & 0xE0) == 0xC0) {
				return c & 0x1F;
			}
			if ((c & 0xF0) == 0xE0) {
				return c & 0x0F;
			}
			if ((c & 0xF8) == 0xF0) {
				return c & 0x07;
			}
			CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
		}

		void hexEscapeChar(std::ostream& os, unsigned char c) {
			std::ios_base::fmtflags f(os.flags());
			os << "\\x"
				<< std::uppercase << std::hex << std::setfill('0') << std::setw(2)
				<< static_cast<int>(c);
			os.flags(f);
		}

		bool shouldNewline(XmlFormatting fmt) {
			return !!(static_cast<std::underlying_type<XmlFormatting>::type>(fmt & XmlFormatting::Newline));
		}

		bool shouldIndent(XmlFormatting fmt) {
			return !!(static_cast<std::underlying_type<XmlFormatting>::type>(fmt & XmlFormatting::Indent));
		}

	} // anonymous namespace

	XmlFormatting operator | (XmlFormatting lhs, XmlFormatting rhs) {
		return static_cast<XmlFormatting>(
			static_cast<std::underlying_type<XmlFormatting>::type>(lhs) |
			static_cast<std::underlying_type<XmlFormatting>::type>(rhs)
			);
	}

	XmlFormatting operator & (XmlFormatting lhs, XmlFormatting rhs) {
		return static_cast<XmlFormatting>(
			static_cast<std::underlying_type<XmlFormatting>::type>(lhs) &
			static_cast<std::underlying_type<XmlFormatting>::type>(rhs)
			);
	}

	XmlEncode::XmlEncode(std::string const& str, ForWhat forWhat)
		: m_str(str),
		m_forWhat(forWhat)
	{}

	void XmlEncode::encodeTo(std::ostream& os) const {
		// Apostrophe escaping not necessary if we always use " to write attributes
		// (see: http://www.w3.org/TR/xml/#syntax)

		for (std::size_t idx = 0; idx < m_str.size(); ++idx) {
			unsigned char c = m_str[idx];
			switch (c) {
			case '<':   os << "&lt;"; break;
			case '&':   os << "&amp;"; break;

			case '>':
				// See: http://www.w3.org/TR/xml/#syntax
				if (idx > 2 && m_str[idx - 1] == ']' && m_str[idx - 2] == ']')
					os << "&gt;";
				else
					os << c;
				break;

			case '\"':
				if (m_forWhat == ForAttributes)
					os << "&quot;";
				else
					os << c;
				break;

			default:
				// Check for control characters and invalid utf-8

				// Escape control characters in standard ascii
				// see http://stackoverflow.com/questions/404107/why-are-control-characters-illegal-in-xml-1-0
				if (c < 0x09 || (c > 0x0D && c < 0x20) || c == 0x7F) {
					hexEscapeChar(os, c);
					break;
				}

				// Plain ASCII: Write it to stream
				if (c < 0x7F) {
					os << c;
					break;
				}

				// UTF-8 territory
				// Check if the encoding is valid and if it is not, hex escape bytes.
				// Important: We do not check the exact decoded values for validity, only the encoding format
				// First check that this bytes is a valid lead byte:
				// This means that it is not encoded as 1111 1XXX
				// Or as 10XX XXXX
				if (c < 0xC0 ||
					c >= 0xF8) {
					hexEscapeChar(os, c);
					break;
				}

				auto encBytes = trailingBytes(c);
				// Are there enough bytes left to avoid accessing out-of-bounds memory?
				if (idx + encBytes - 1 >= m_str.size()) {
					hexEscapeChar(os, c);
					break;
				}
				// The header is valid, check data
				// The next encBytes bytes must together be a valid utf-8
				// This means: bitpattern 10XX XXXX and the extracted value is sane (ish)
				bool valid = true;
				uint32_t value = headerValue(c);
				for (std::size_t n = 1; n < encBytes; ++n) {
					unsigned char nc = m_str[idx + n];
					valid &= ((nc & 0xC0) == 0x80);
					value = (value << 6) | (nc & 0x3F);
				}

				if (
					// Wrong bit pattern of following bytes
					(!valid) ||
					// Overlong encodings
					(value < 0x80) ||
					(0x80 <= value && value < 0x800 && encBytes > 2) ||
					(0x800 < value && value < 0x10000 && encBytes > 3) ||
					// Encoded value out of range
					(value >= 0x110000)
					) {
					hexEscapeChar(os, c);
					break;
				}

				// If we got here, this is in fact a valid(ish) utf-8 sequence
				for (std::size_t n = 0; n < encBytes; ++n) {
					os << m_str[idx + n];
				}
				idx += encBytes - 1;
				break;
			}
		}
	}

	std::ostream& operator << (std::ostream& os, XmlEncode const& xmlEncode) {
		xmlEncode.encodeTo(os);
		return os;
	}

	XmlWriter::ScopedElement::ScopedElement(XmlWriter* writer, XmlFormatting fmt)
		: m_writer(writer),
		m_fmt(fmt)
	{}

	XmlWriter::ScopedElement::ScopedElement(ScopedElement&& other) noexcept
		: m_writer(other.m_writer),
		m_fmt(other.m_fmt)
	{
		other.m_writer = nullptr;
		other.m_fmt = XmlFormatting::None;
	}
	XmlWriter::ScopedElement& XmlWriter::ScopedElement::operator=(ScopedElement&& other) noexcept {
		if (m_writer) {
			m_writer->endElement();
		}
		m_writer = other.m_writer;
		other.m_writer = nullptr;
		m_fmt = other.m_fmt;
		other.m_fmt = XmlFormatting::None;
		return *this;
	}

	XmlWriter::ScopedElement::~ScopedElement() {
		if (m_writer) {
			m_writer->endElement(m_fmt);
		}
	}

	XmlWriter::ScopedElement& XmlWriter::ScopedElement::writeText(std::string const& text, XmlFormatting fmt) {
		m_writer->writeText(text, fmt);
		return *this;
	}

	XmlWriter::XmlWriter(std::ostream& os) : m_os(os)
	{
		writeDeclaration();
	}

	XmlWriter::~XmlWriter() {
		while (!m_tags.empty()) {
			endElement();
		}
		newlineIfNecessary();
	}

	XmlWriter& XmlWriter::startElement(std::string const& name, XmlFormatting fmt) {
		ensureTagClosed();
		newlineIfNecessary();
		if (shouldIndent(fmt)) {
			m_os << m_indent;
			m_indent += "  ";
		}
		m_os << '<' << name;
		m_tags.push_back(name);
		m_tagIsOpen = true;
		applyFormatting(fmt);
		return *this;
	}

	XmlWriter::ScopedElement XmlWriter::scopedElement(std::string const& name, XmlFormatting fmt) {
		ScopedElement scoped(this, fmt);
		startElement(name, fmt);
		return scoped;
	}

	XmlWriter& XmlWriter::endElement(XmlFormatting fmt) {
		m_indent = m_indent.substr(0, m_indent.size() - 2);

		if (m_tagIsOpen) {
			m_os << "/>";
			m_tagIsOpen = false;
		}
		else {
			newlineIfNecessary();
			if (shouldIndent(fmt)) {
				m_os << m_indent;
			}
			m_os << "</" << m_tags.back() << ">";
		}
		m_os << std::flush;
		applyFormatting(fmt);
		m_tags.pop_back();
		return *this;
	}

	XmlWriter& XmlWriter::writeAttribute(std::string const& name, std::string const& attribute) {
		if (!name.empty() && !attribute.empty())
			m_os << ' ' << name << "=\"" << XmlEncode(attribute, XmlEncode::ForAttributes) << '"';
		return *this;
	}

	XmlWriter& XmlWriter::writeAttribute(std::string const& name, bool attribute) {
		m_os << ' ' << name << "=\"" << (attribute ? "true" : "false") << '"';
		return *this;
	}

	XmlWriter& XmlWriter::writeText(std::string const& text, XmlFormatting fmt) {
		if (!text.empty()) {
			bool tagWasOpen = m_tagIsOpen;
			ensureTagClosed();
			if (tagWasOpen && shouldIndent(fmt)) {
				m_os << m_indent;
			}
			m_os << XmlEncode(text);
			applyFormatting(fmt);
		}
		return *this;
	}

	XmlWriter& XmlWriter::writeComment(std::string const& text, XmlFormatting fmt) {
		ensureTagClosed();
		if (shouldIndent(fmt)) {
			m_os << m_indent;
		}
		m_os << "<!--" << text << "-->";
		applyFormatting(fmt);
		return *this;
	}

	void XmlWriter::writeStylesheetRef(std::string const& url) {
		m_os << "<?xml-stylesheet type=\"text/xsl\" href=\"" << url << "\"?>\n";
	}

	XmlWriter& XmlWriter::writeBlankLine() {
		ensureTagClosed();
		m_os << '\n';
		return *this;
	}

	void XmlWriter::ensureTagClosed() {
		if (m_tagIsOpen) {
			m_os << '>' << std::flush;
			newlineIfNecessary();
			m_tagIsOpen = false;
		}
	}

	void XmlWriter::applyFormatting(XmlFormatting fmt) {
		m_needsNewline = shouldNewline(fmt);
	}

	void XmlWriter::writeDeclaration() {
		m_os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
	}

	void XmlWriter::newlineIfNecessary() {
		if (m_needsNewline) {
			m_os << std::endl;
			m_needsNewline = false;
		}
	}
}
// end catch_xmlwriter.cpp
// start catch_reporter_bases.cpp

#include <cstring>
#include <cfloat>
#include <cstdio>
#include <cassert>
#include <memory>

namespace Catch {
	void prepareExpandedExpression(AssertionResult& result) {
		result.getExpandedExpression();
	}

	// Because formatting using c++ streams is stateful, drop down to C is required
	// Alternatively we could use stringstream, but its performance is... not good.
	std::string getFormattedDuration(double duration) {
		// Max exponent + 1 is required to represent the whole part
		// + 1 for decimal point
		// + 3 for the 3 decimal places
		// + 1 for null terminator
		const std::size_t maxDoubleSize = DBL_MAX_10_EXP + 1 + 1 + 3 + 1;
		char buffer[maxDoubleSize];

		// Save previous errno, to prevent sprintf from overwriting it
		ErrnoGuard guard;
#ifdef _MSC_VER
		sprintf_s(buffer, "%.3f", duration);
#else
		std::sprintf(buffer, "%.3f", duration);
#endif
		return std::string(buffer);
	}

	bool shouldShowDuration(IConfig const& config, double duration) {
		if (config.showDurations() == ShowDurations::Always) {
			return true;
		}
		if (config.showDurations() == ShowDurations::Never) {
			return false;
		}
		const double min = config.minDuration();
		return min >= 0 && duration >= min;
	}

	std::string serializeFilters(std::vector<std::string> const& container) {
		ReusableStringStream oss;
		bool first = true;
		for (auto&& filter : container)
		{
			if (!first)
				oss << ' ';
			else
				first = false;

			oss << filter;
		}
		return oss.str();
	}

	TestEventListenerBase::TestEventListenerBase(ReporterConfig const& _config)
		:StreamingReporterBase(_config) {}

	std::set<Verbosity> TestEventListenerBase::getSupportedVerbosities() {
		return { Verbosity::Quiet, Verbosity::Normal, Verbosity::High };
	}

	void TestEventListenerBase::assertionStarting(AssertionInfo const&) {}

	bool TestEventListenerBase::assertionEnded(AssertionStats const&) {
		return false;
	}

} // end namespace Catch
// end catch_reporter_bases.cpp
// start catch_reporter_compact.cpp

namespace {

#ifdef CATCH_PLATFORM_MAC
	const char* failedString() { return "FAILED"; }
	const char* passedString() { return "PASSED"; }
#else
	const char* failedString() { return "failed"; }
	const char* passedString() { return "passed"; }
#endif

	// Colour::LightGrey
	Catch::Colour::Code dimColour() { return Catch::Colour::FileName; }

	std::string bothOrAll(std::size_t count) {
		return count == 1 ? std::string() :
			count == 2 ? "both " : "all ";
	}

} // anon namespace

namespace Catch {
	namespace {
		// Colour, message variants:
		// - white: No tests ran.
		// -   red: Failed [both/all] N test cases, failed [both/all] M assertions.
		// - white: Passed [both/all] N test cases (no assertions).
		// -   red: Failed N tests cases, failed M assertions.
		// - green: Passed [both/all] N tests cases with M assertions.
		void printTotals(std::ostream& out, const Totals& totals) {
			if (totals.testCases.total() == 0) {
				out << "No tests ran.";
			}
			else if (totals.testCases.failed == totals.testCases.total()) {
				Colour colour(Colour::ResultError);
				const std::string qualify_assertions_failed =
					totals.assertions.failed == totals.assertions.total() ?
					bothOrAll(totals.assertions.failed) : std::string();
				out <<
					"Failed " << bothOrAll(totals.testCases.failed)
					<< pluralise(totals.testCases.failed, "test case") << ", "
					"failed " << qualify_assertions_failed <<
					pluralise(totals.assertions.failed, "assertion") << '.';
			}
			else if (totals.assertions.total() == 0) {
				out <<
					"Passed " << bothOrAll(totals.testCases.total())
					<< pluralise(totals.testCases.total(), "test case")
					<< " (no assertions).";
			}
			else if (totals.assertions.failed) {
				Colour colour(Colour::ResultError);
				out <<
					"Failed " << pluralise(totals.testCases.failed, "test case") << ", "
					"failed " << pluralise(totals.assertions.failed, "assertion") << '.';
			}
			else {
				Colour colour(Colour::ResultSuccess);
				out <<
					"Passed " << bothOrAll(totals.testCases.passed)
					<< pluralise(totals.testCases.passed, "test case") <<
					" with " << pluralise(totals.assertions.passed, "assertion") << '.';
			}
		}

		// Implementation of CompactReporter formatting
		class AssertionPrinter {
		public:
			AssertionPrinter& operator= (AssertionPrinter const&) = delete;
			AssertionPrinter(AssertionPrinter const&) = delete;
			AssertionPrinter(std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages)
				: stream(_stream)
				, result(_stats.assertionResult)
				, messages(_stats.infoMessages)
				, itMessage(_stats.infoMessages.begin())
				, printInfoMessages(_printInfoMessages) {}

			void print() {
				printSourceInfo();

				itMessage = messages.begin();

				switch (result.getResultType()) {
				case ResultWas::Ok:
					printResultType(Colour::ResultSuccess, passedString());
					printOriginalExpression();
					printReconstructedExpression();
					if (!result.hasExpression())
						printRemainingMessages(Colour::None);
					else
						printRemainingMessages();
					break;
				case ResultWas::ExpressionFailed:
					if (result.isOk())
						printResultType(Colour::ResultSuccess, failedString() + std::string(" - but was ok"));
					else
						printResultType(Colour::Error, failedString());
					printOriginalExpression();
					printReconstructedExpression();
					printRemainingMessages();
					break;
				case ResultWas::ThrewException:
					printResultType(Colour::Error, failedString());
					printIssue("unexpected exception with message:");
					printMessage();
					printExpressionWas();
					printRemainingMessages();
					break;
				case ResultWas::FatalErrorCondition:
					printResultType(Colour::Error, failedString());
					printIssue("fatal error condition with message:");
					printMessage();
					printExpressionWas();
					printRemainingMessages();
					break;
				case ResultWas::DidntThrowException:
					printResultType(Colour::Error, failedString());
					printIssue("expected exception, got none");
					printExpressionWas();
					printRemainingMessages();
					break;
				case ResultWas::Info:
					printResultType(Colour::None, "info");
					printMessage();
					printRemainingMessages();
					break;
				case ResultWas::Warning:
					printResultType(Colour::None, "warning");
					printMessage();
					printRemainingMessages();
					break;
				case ResultWas::ExplicitFailure:
					printResultType(Colour::Error, failedString());
					printIssue("explicitly");
					printRemainingMessages(Colour::None);
					break;
					// These cases are here to prevent compiler warnings
				case ResultWas::Unknown:
				case ResultWas::FailureBit:
				case ResultWas::Exception:
					printResultType(Colour::Error, "** internal error **");
					break;
				}
			}

		private:
			void printSourceInfo() const {
				Colour colourGuard(Colour::FileName);
				stream << result.getSourceInfo() << ':';
			}

			void printResultType(Colour::Code colour, std::string const& passOrFail) const {
				if (!passOrFail.empty()) {
					{
						Colour colourGuard(colour);
						stream << ' ' << passOrFail;
					}
					stream << ':';
				}
			}

			void printIssue(std::string const& issue) const {
				stream << ' ' << issue;
			}

			void printExpressionWas() {
				if (result.hasExpression()) {
					stream << ';';
					{
						Colour colour(dimColour());
						stream << " expression was:";
					}
					printOriginalExpression();
				}
			}

			void printOriginalExpression() const {
				if (result.hasExpression()) {
					stream << ' ' << result.getExpression();
				}
			}

			void printReconstructedExpression() const {
				if (result.hasExpandedExpression()) {
					{
						Colour colour(dimColour());
						stream << " for: ";
					}
					stream << result.getExpandedExpression();
				}
			}

			void printMessage() {
				if (itMessage != messages.end()) {
					stream << " '" << itMessage->message << '\'';
					++itMessage;
				}
			}

			void printRemainingMessages(Colour::Code colour = dimColour()) {
				if (itMessage == messages.end())
					return;

				const auto itEnd = messages.cend();
				const auto N = static_cast<std::size_t>(std::distance(itMessage, itEnd));

				{
					Colour colourGuard(colour);
					stream << " with " << pluralise(N, "message") << ':';
				}

				while (itMessage != itEnd) {
					// If this assertion is a warning ignore any INFO messages
					if (printInfoMessages || itMessage->type != ResultWas::Info) {
						printMessage();
						if (itMessage != itEnd) {
							Colour colourGuard(dimColour());
							stream << " and";
						}
						continue;
					}
					++itMessage;
				}
			}

		private:
			std::ostream& stream;
			AssertionResult const& result;
			std::vector<MessageInfo> messages;
			std::vector<MessageInfo>::const_iterator itMessage;
			bool printInfoMessages;
		};

	} // anon namespace

	std::string CompactReporter::getDescription() {
		return "Reports test results on a single line, suitable for IDEs";
	}

	void CompactReporter::noMatchingTestCases(std::string const& spec) {
		stream << "No test cases matched '" << spec << '\'' << std::endl;
	}

	void CompactReporter::assertionStarting(AssertionInfo const&) {}

	bool CompactReporter::assertionEnded(AssertionStats const& _assertionStats) {
		AssertionResult const& result = _assertionStats.assertionResult;

		bool printInfoMessages = true;

		// Drop out if result was successful and we're not printing those
		if (!m_config->includeSuccessfulResults() && result.isOk()) {
			if (result.getResultType() != ResultWas::Warning)
				return false;
			printInfoMessages = false;
		}

		AssertionPrinter printer(stream, _assertionStats, printInfoMessages);
		printer.print();

		stream << std::endl;
		return true;
	}

	void CompactReporter::sectionEnded(SectionStats const& _sectionStats) {
		double dur = _sectionStats.durationInSeconds;
		if (shouldShowDuration(*m_config, dur)) {
			stream << getFormattedDuration(dur) << " s: " << _sectionStats.sectionInfo.name << std::endl;
		}
	}

	void CompactReporter::testRunEnded(TestRunStats const& _testRunStats) {
		printTotals(stream, _testRunStats.totals);
		stream << '\n' << std::endl;
		StreamingReporterBase::testRunEnded(_testRunStats);
	}

	CompactReporter::~CompactReporter() {}

	CATCH_REGISTER_REPORTER("compact", CompactReporter)

} // end namespace Catch
// end catch_reporter_compact.cpp
// start catch_reporter_console.cpp

#include <cfloat>
#include <cstdio>

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
 // Note that 4062 (not all labels are handled and default is missing) is enabled
#endif

#if defined(__clang__)
#  pragma clang diagnostic push
// For simplicity, benchmarking-only helpers are always enabled
#  pragma clang diagnostic ignored "-Wunused-function"
#endif

namespace Catch {

	namespace {

		// Formatter impl for ConsoleReporter
		class ConsoleAssertionPrinter {
		public:
			ConsoleAssertionPrinter& operator= (ConsoleAssertionPrinter const&) = delete;
			ConsoleAssertionPrinter(ConsoleAssertionPrinter const&) = delete;
			ConsoleAssertionPrinter(std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages)
				: stream(_stream),
				stats(_stats),
				result(_stats.assertionResult),
				colour(Colour::None),
				message(result.getMessage()),
				messages(_stats.infoMessages),
				printInfoMessages(_printInfoMessages) {
				switch (result.getResultType()) {
				case ResultWas::Ok:
					colour = Colour::Success;
					passOrFail = "PASSED";
					//if( result.hasMessage() )
					if (_stats.infoMessages.size() == 1)
						messageLabel = "with message";
					if (_stats.infoMessages.size() > 1)
						messageLabel = "with messages";
					break;
				case ResultWas::ExpressionFailed:
					if (result.isOk()) {
						colour = Colour::Success;
						passOrFail = "FAILED - but was ok";
					}
					else {
						colour = Colour::Error;
						passOrFail = "FAILED";
					}
					if (_stats.infoMessages.size() == 1)
						messageLabel = "with message";
					if (_stats.infoMessages.size() > 1)
						messageLabel = "with messages";
					break;
				case ResultWas::ThrewException:
					colour = Colour::Error;
					passOrFail = "FAILED";
					messageLabel = "due to unexpected exception with ";
					if (_stats.infoMessages.size() == 1)
						messageLabel += "message";
					if (_stats.infoMessages.size() > 1)
						messageLabel += "messages";
					break;
				case ResultWas::FatalErrorCondition:
					colour = Colour::Error;
					passOrFail = "FAILED";
					messageLabel = "due to a fatal error condition";
					break;
				case ResultWas::DidntThrowException:
					colour = Colour::Error;
					passOrFail = "FAILED";
					messageLabel = "because no exception was thrown where one was expected";
					break;
				case ResultWas::Info:
					messageLabel = "info";
					break;
				case ResultWas::Warning:
					messageLabel = "warning";
					break;
				case ResultWas::ExplicitFailure:
					passOrFail = "FAILED";
					colour = Colour::Error;
					if (_stats.infoMessages.size() == 1)
						messageLabel = "explicitly with message";
					if (_stats.infoMessages.size() > 1)
						messageLabel = "explicitly with messages";
					break;
					// These cases are here to prevent compiler warnings
				case ResultWas::Unknown:
				case ResultWas::FailureBit:
				case ResultWas::Exception:
					passOrFail = "** internal error **";
					colour = Colour::Error;
					break;
				}
			}

			void print() const {
				printSourceInfo();
				if (stats.totals.assertions.total() > 0) {
					printResultType();
					printOriginalExpression();
					printReconstructedExpression();
				}
				else {
					stream << '\n';
				}
				printMessage();
			}

		private:
			void printResultType() const {
				if (!passOrFail.empty()) {
					Colour colourGuard(colour);
					stream << passOrFail << ":\n";
				}
			}
			void printOriginalExpression() const {
				if (result.hasExpression()) {
					Colour colourGuard(Colour::OriginalExpression);
					stream << "  ";
					stream << result.getExpressionInMacro();
					stream << '\n';
				}
			}
			void printReconstructedExpression() const {
				if (result.hasExpandedExpression()) {
					stream << "with expansion:\n";
					Colour colourGuard(Colour::ReconstructedExpression);
					stream << Column(result.getExpandedExpression()).indent(2) << '\n';
				}
			}
			void printMessage() const {
				if (!messageLabel.empty())
					stream << messageLabel << ':' << '\n';
				for (auto const& msg : messages) {
					// If this assertion is a warning ignore any INFO messages
					if (printInfoMessages || msg.type != ResultWas::Info)
						stream << Column(msg.message).indent(2) << '\n';
				}
			}
			void printSourceInfo() const {
				Colour colourGuard(Colour::FileName);
				stream << result.getSourceInfo() << ": ";
			}

			std::ostream& stream;
			AssertionStats const& stats;
			AssertionResult const& result;
			Colour::Code colour;
			std::string passOrFail;
			std::string messageLabel;
			std::string message;
			std::vector<MessageInfo> messages;
			bool printInfoMessages;
		};

		std::size_t makeRatio(std::size_t number, std::size_t total) {
			std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number / total : 0;
			return (ratio == 0 && number > 0) ? 1 : ratio;
		}

		std::size_t& findMax(std::size_t& i, std::size_t& j, std::size_t& k) {
			if (i > j && i > k)
				return i;
			else if (j > k)
				return j;
			else
				return k;
		}

		struct ColumnInfo {
			enum Justification { Left, Right };
			std::string name;
			int width;
			Justification justification;
		};
		struct ColumnBreak {};
		struct RowBreak {};

		class Duration {
			enum class Unit {
				Auto,
				Nanoseconds,
				Microseconds,
				Milliseconds,
				Seconds,
				Minutes
			};
			static const uint64_t s_nanosecondsInAMicrosecond = 1000;
			static const uint64_t s_nanosecondsInAMillisecond = 1000 * s_nanosecondsInAMicrosecond;
			static const uint64_t s_nanosecondsInASecond = 1000 * s_nanosecondsInAMillisecond;
			static const uint64_t s_nanosecondsInAMinute = 60 * s_nanosecondsInASecond;

			double m_inNanoseconds;
			Unit m_units;

		public:
			explicit Duration(double inNanoseconds, Unit units = Unit::Auto)
				: m_inNanoseconds(inNanoseconds),
				m_units(units) {
				if (m_units == Unit::Auto) {
					if (m_inNanoseconds < s_nanosecondsInAMicrosecond)
						m_units = Unit::Nanoseconds;
					else if (m_inNanoseconds < s_nanosecondsInAMillisecond)
						m_units = Unit::Microseconds;
					else if (m_inNanoseconds < s_nanosecondsInASecond)
						m_units = Unit::Milliseconds;
					else if (m_inNanoseconds < s_nanosecondsInAMinute)
						m_units = Unit::Seconds;
					else
						m_units = Unit::Minutes;
				}

			}

			auto value() const -> double {
				switch (m_units) {
				case Unit::Microseconds:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMicrosecond);
				case Unit::Milliseconds:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMillisecond);
				case Unit::Seconds:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInASecond);
				case Unit::Minutes:
					return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMinute);
				default:
					return m_inNanoseconds;
				}
			}
			auto unitsAsString() const -> std::string {
				switch (m_units) {
				case Unit::Nanoseconds:
					return "ns";
				case Unit::Microseconds:
					return "us";
				case Unit::Milliseconds:
					return "ms";
				case Unit::Seconds:
					return "s";
				case Unit::Minutes:
					return "m";
				default:
					return "** internal error **";
				}

			}
			friend auto operator << (std::ostream& os, Duration const& duration) -> std::ostream& {
				return os << duration.value() << ' ' << duration.unitsAsString();
			}
		};
	} // end anon namespace

	class TablePrinter {
		std::ostream& m_os;
		std::vector<ColumnInfo> m_columnInfos;
		std::ostringstream m_oss;
		int m_currentColumn = -1;
		bool m_isOpen = false;

	public:
		TablePrinter(std::ostream& os, std::vector<ColumnInfo> columnInfos)
			: m_os(os),
			m_columnInfos(std::move(columnInfos)) {}

		auto columnInfos() const -> std::vector<ColumnInfo> const& {
			return m_columnInfos;
		}

		void open() {
			if (!m_isOpen) {
				m_isOpen = true;
				*this << RowBreak();

				Columns headerCols;
				Spacer spacer(2);
				for (auto const& info : m_columnInfos) {
					headerCols += Column(info.name).width(static_cast<std::size_t>(info.width - 2));
					headerCols += spacer;
				}
				m_os << headerCols << '\n';

				m_os << Catch::getLineOfChars<'-'>() << '\n';
			}
		}
		void close() {
			if (m_isOpen) {
				*this << RowBreak();
				m_os << std::endl;
				m_isOpen = false;
			}
		}

		template<typename T>
		friend TablePrinter& operator << (TablePrinter& tp, T const& value) {
			tp.m_oss << value;
			return tp;
		}

		friend TablePrinter& operator << (TablePrinter& tp, ColumnBreak) {
			auto colStr = tp.m_oss.str();
			const auto strSize = colStr.size();
			tp.m_oss.str("");
			tp.open();
			if (tp.m_currentColumn == static_cast<int>(tp.m_columnInfos.size() - 1)) {
				tp.m_currentColumn = -1;
				tp.m_os << '\n';
			}
			tp.m_currentColumn++;

			auto colInfo = tp.m_columnInfos[tp.m_currentColumn];
			auto padding = (strSize + 1 < static_cast<std::size_t>(colInfo.width))
				? std::string(colInfo.width - (strSize + 1), ' ')
				: std::string();
			if (colInfo.justification == ColumnInfo::Left)
				tp.m_os << colStr << padding << ' ';
			else
				tp.m_os << padding << colStr << ' ';
			return tp;
		}

		friend TablePrinter& operator << (TablePrinter& tp, RowBreak) {
			if (tp.m_currentColumn > 0) {
				tp.m_os << '\n';
				tp.m_currentColumn = -1;
			}
			return tp;
		}
	};

	ConsoleReporter::ConsoleReporter(ReporterConfig const& config)
		: StreamingReporterBase(config),
		m_tablePrinter(new TablePrinter(config.stream(),
			[&config]() -> std::vector<ColumnInfo> {
				if (config.fullConfig()->benchmarkNoAnalysis())
				{
					return{
						{ "benchmark name", CATCH_CONFIG_CONSOLE_WIDTH - 43, ColumnInfo::Left },
						{ "     samples", 14, ColumnInfo::Right },
						{ "  iterations", 14, ColumnInfo::Right },
						{ "        mean", 14, ColumnInfo::Right }
					};
				}
				else
				{
					return{
						{ "benchmark name", CATCH_CONFIG_CONSOLE_WIDTH - 43, ColumnInfo::Left },
						{ "samples      mean       std dev", 14, ColumnInfo::Right },
						{ "iterations   low mean   low std dev", 14, ColumnInfo::Right },
						{ "estimated    high mean  high std dev", 14, ColumnInfo::Right }
					};
				}
			}())) {}
			ConsoleReporter::~ConsoleReporter() = default;

			std::string ConsoleReporter::getDescription() {
				return "Reports test results as plain lines of text";
			}

			void ConsoleReporter::noMatchingTestCases(std::string const& spec) {
				stream << "No test cases matched '" << spec << '\'' << std::endl;
			}

			void ConsoleReporter::reportInvalidArguments(std::string const& arg) {
				stream << "Invalid Filter: " << arg << std::endl;
			}

			void ConsoleReporter::assertionStarting(AssertionInfo const&) {}

			bool ConsoleReporter::assertionEnded(AssertionStats const& _assertionStats) {
				AssertionResult const& result = _assertionStats.assertionResult;

				bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();

				// Drop out if result was successful but we're not printing them.
				if (!includeResults && result.getResultType() != ResultWas::Warning)
					return false;

				lazyPrint();

				ConsoleAssertionPrinter printer(stream, _assertionStats, includeResults);
				printer.print();
				stream << std::endl;
				return true;
			}

			void ConsoleReporter::sectionStarting(SectionInfo const& _sectionInfo) {
				m_tablePrinter->close();
				m_headerPrinted = false;
				StreamingReporterBase::sectionStarting(_sectionInfo);
			}
			void ConsoleReporter::sectionEnded(SectionStats const& _sectionStats) {
				m_tablePrinter->close();
				if (_sectionStats.missingAssertions) {
					lazyPrint();
					Colour colour(Colour::ResultError);
					if (m_sectionStack.size() > 1)
						stream << "\nNo assertions in section";
					else
						stream << "\nNo assertions in test case";
					stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl;
				}
				double dur = _sectionStats.durationInSeconds;
				if (shouldShowDuration(*m_config, dur)) {
					stream << getFormattedDuration(dur) << " s: " << _sectionStats.sectionInfo.name << std::endl;
				}
				if (m_headerPrinted) {
					m_headerPrinted = false;
				}
				StreamingReporterBase::sectionEnded(_sectionStats);
			}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
			void ConsoleReporter::benchmarkPreparing(std::string const& name) {
				lazyPrintWithoutClosingBenchmarkTable();

				auto nameCol = Column(name).width(static_cast<std::size_t>(m_tablePrinter->columnInfos()[0].width - 2));

				bool firstLine = true;
				for (auto line : nameCol) {
					if (!firstLine)
						(*m_tablePrinter) << ColumnBreak() << ColumnBreak() << ColumnBreak();
					else
						firstLine = false;

					(*m_tablePrinter) << line << ColumnBreak();
				}
			}

			void ConsoleReporter::benchmarkStarting(BenchmarkInfo const& info) {
				(*m_tablePrinter) << info.samples << ColumnBreak()
					<< info.iterations << ColumnBreak();
				if (!m_config->benchmarkNoAnalysis())
					(*m_tablePrinter) << Duration(info.estimatedDuration) << ColumnBreak();
			}
			void ConsoleReporter::benchmarkEnded(BenchmarkStats<> const& stats) {
				if (m_config->benchmarkNoAnalysis())
				{
					(*m_tablePrinter) << Duration(stats.mean.point.count()) << ColumnBreak();
				}
				else
				{
					(*m_tablePrinter) << ColumnBreak()
						<< Duration(stats.mean.point.count()) << ColumnBreak()
						<< Duration(stats.mean.lower_bound.count()) << ColumnBreak()
						<< Duration(stats.mean.upper_bound.count()) << ColumnBreak() << ColumnBreak()
						<< Duration(stats.standardDeviation.point.count()) << ColumnBreak()
						<< Duration(stats.standardDeviation.lower_bound.count()) << ColumnBreak()
						<< Duration(stats.standardDeviation.upper_bound.count()) << ColumnBreak() << ColumnBreak() << ColumnBreak() << ColumnBreak() << ColumnBreak();
				}
			}

			void ConsoleReporter::benchmarkFailed(std::string const& error) {
				Colour colour(Colour::Red);
				(*m_tablePrinter)
					<< "Benchmark failed (" << error << ')'
					<< ColumnBreak() << RowBreak();
			}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

			void ConsoleReporter::testCaseEnded(TestCaseStats const& _testCaseStats) {
				m_tablePrinter->close();
				StreamingReporterBase::testCaseEnded(_testCaseStats);
				m_headerPrinted = false;
			}
			void ConsoleReporter::testGroupEnded(TestGroupStats const& _testGroupStats) {
				if (currentGroupInfo.used) {
					printSummaryDivider();
					stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";
					printTotals(_testGroupStats.totals);
					stream << '\n' << std::endl;
				}
				StreamingReporterBase::testGroupEnded(_testGroupStats);
			}
			void ConsoleReporter::testRunEnded(TestRunStats const& _testRunStats) {
				printTotalsDivider(_testRunStats.totals);
				printTotals(_testRunStats.totals);
				stream << std::endl;
				StreamingReporterBase::testRunEnded(_testRunStats);
			}
			void ConsoleReporter::testRunStarting(TestRunInfo const& _testInfo) {
				StreamingReporterBase::testRunStarting(_testInfo);
				printTestFilters();
			}

			void ConsoleReporter::lazyPrint() {

				m_tablePrinter->close();
				lazyPrintWithoutClosingBenchmarkTable();
			}

			void ConsoleReporter::lazyPrintWithoutClosingBenchmarkTable() {

				if (!currentTestRunInfo.used)
					lazyPrintRunInfo();
				if (!currentGroupInfo.used)
					lazyPrintGroupInfo();

				if (!m_headerPrinted) {
					printTestCaseAndSectionHeader();
					m_headerPrinted = true;
				}
			}
			void ConsoleReporter::lazyPrintRunInfo() {
				stream << '\n' << getLineOfChars<'~'>() << '\n';
				Colour colour(Colour::SecondaryText);
				stream << currentTestRunInfo->name
					<< " is a Catch v" << libraryVersion() << " host application.\n"
					<< "Run with -? for options\n\n";

				if (m_config->rngSeed() != 0)
					stream << "Randomness seeded to: " << m_config->rngSeed() << "\n\n";

				currentTestRunInfo.used = true;
			}
			void ConsoleReporter::lazyPrintGroupInfo() {
				if (!currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1) {
					printClosedHeader("Group: " + currentGroupInfo->name);
					currentGroupInfo.used = true;
				}
			}
			void ConsoleReporter::printTestCaseAndSectionHeader() {
				assert(!m_sectionStack.empty());
				printOpenHeader(currentTestCaseInfo->name);

				if (m_sectionStack.size() > 1) {
					Colour colourGuard(Colour::Headers);

					auto
						it = m_sectionStack.begin() + 1, // Skip first section (test case)
						itEnd = m_sectionStack.end();
					for (; it != itEnd; ++it)
						printHeaderString(it->name, 2);
				}

				SourceLineInfo lineInfo = m_sectionStack.back().lineInfo;

				stream << getLineOfChars<'-'>() << '\n';
				Colour colourGuard(Colour::FileName);
				stream << lineInfo << '\n';
				stream << getLineOfChars<'.'>() << '\n' << std::endl;
			}

			void ConsoleReporter::printClosedHeader(std::string const& _name) {
				printOpenHeader(_name);
				stream << getLineOfChars<'.'>() << '\n';
			}
			void ConsoleReporter::printOpenHeader(std::string const& _name) {
				stream << getLineOfChars<'-'>() << '\n';
				{
					Colour colourGuard(Colour::Headers);
					printHeaderString(_name);
				}
			}

			// if string has a : in first line will set indent to follow it on
			// subsequent lines
			void ConsoleReporter::printHeaderString(std::string const& _string, std::size_t indent) {
				std::size_t i = _string.find(": ");
				if (i != std::string::npos)
					i += 2;
				else
					i = 0;
				stream << Column(_string).indent(indent + i).initialIndent(indent) << '\n';
			}

			struct SummaryColumn {

				SummaryColumn(std::string _label, Colour::Code _colour)
					: label(std::move(_label)),
					colour(_colour) {}
				SummaryColumn addRow(std::size_t count) {
					ReusableStringStream rss;
					rss << count;
					std::string row = rss.str();
					for (auto& oldRow : rows) {
						while (oldRow.size() < row.size())
							oldRow = ' ' + oldRow;
						while (oldRow.size() > row.size())
							row = ' ' + row;
					}
					rows.push_back(row);
					return *this;
				}

				std::string label;
				Colour::Code colour;
				std::vector<std::string> rows;

			};

			void ConsoleReporter::printTotals(Totals const& totals) {
				if (totals.testCases.total() == 0) {
					stream << Colour(Colour::Warning) << "No tests ran\n";
				}
				else if (totals.assertions.total() > 0 && totals.testCases.allPassed()) {
					stream << Colour(Colour::ResultSuccess) << "All tests passed";
					stream << " ("
						<< pluralise(totals.assertions.passed, "assertion") << " in "
						<< pluralise(totals.testCases.passed, "test case") << ')'
						<< '\n';
				}
				else {

					std::vector<SummaryColumn> columns;
					columns.push_back(SummaryColumn("", Colour::None)
						.addRow(totals.testCases.total())
						.addRow(totals.assertions.total()));
					columns.push_back(SummaryColumn("passed", Colour::Success)
						.addRow(totals.testCases.passed)
						.addRow(totals.assertions.passed));
					columns.push_back(SummaryColumn("failed", Colour::ResultError)
						.addRow(totals.testCases.failed)
						.addRow(totals.assertions.failed));
					columns.push_back(SummaryColumn("failed as expected", Colour::ResultExpectedFailure)
						.addRow(totals.testCases.failedButOk)
						.addRow(totals.assertions.failedButOk));

					printSummaryRow("test cases", columns, 0);
					printSummaryRow("assertions", columns, 1);
				}
			}
			void ConsoleReporter::printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row) {
				for (auto col : cols) {
					std::string value = col.rows[row];
					if (col.label.empty()) {
						stream << label << ": ";
						if (value != "0")
							stream << value;
						else
							stream << Colour(Colour::Warning) << "- none -";
					}
					else if (value != "0") {
						stream << Colour(Colour::LightGrey) << " | ";
						stream << Colour(col.colour)
							<< value << ' ' << col.label;
					}
				}
				stream << '\n';
			}

			void ConsoleReporter::printTotalsDivider(Totals const& totals) {
				if (totals.testCases.total() > 0) {
					std::size_t failedRatio = makeRatio(totals.testCases.failed, totals.testCases.total());
					std::size_t failedButOkRatio = makeRatio(totals.testCases.failedButOk, totals.testCases.total());
					std::size_t passedRatio = makeRatio(totals.testCases.passed, totals.testCases.total());
					while (failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH - 1)
						findMax(failedRatio, failedButOkRatio, passedRatio)++;
					while (failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH - 1)
						findMax(failedRatio, failedButOkRatio, passedRatio)--;

					stream << Colour(Colour::Error) << std::string(failedRatio, '=');
					stream << Colour(Colour::ResultExpectedFailure) << std::string(failedButOkRatio, '=');
					if (totals.testCases.allPassed())
						stream << Colour(Colour::ResultSuccess) << std::string(passedRatio, '=');
					else
						stream << Colour(Colour::Success) << std::string(passedRatio, '=');
				}
				else {
					stream << Colour(Colour::Warning) << std::string(CATCH_CONFIG_CONSOLE_WIDTH - 1, '=');
				}
				stream << '\n';
			}
			void ConsoleReporter::printSummaryDivider() {
				stream << getLineOfChars<'-'>() << '\n';
			}

			void ConsoleReporter::printTestFilters() {
				if (m_config->testSpec().hasFilters()) {
					Colour guard(Colour::BrightYellow);
					stream << "Filters: " << serializeFilters(m_config->getTestsOrTags()) << '\n';
				}
			}

			CATCH_REGISTER_REPORTER("console", ConsoleReporter)

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

#if defined(__clang__)
#  pragma clang diagnostic pop
#endif
// end catch_reporter_console.cpp
// start catch_reporter_junit.cpp

#include <cassert>
#include <sstream>
#include <ctime>
#include <algorithm>

namespace Catch {

	namespace {
		std::string getCurrentTimestamp() {
			// Beware, this is not reentrant because of backward compatibility issues
			// Also, UTC only, again because of backward compatibility (%z is C++11)
			time_t rawtime;
			std::time(&rawtime);
			auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");

#ifdef _MSC_VER
			std::tm timeInfo = {};
			gmtime_s(&timeInfo, &rawtime);
#else
			std::tm* timeInfo;
			timeInfo = std::gmtime(&rawtime);
#endif

			char timeStamp[timeStampSize];
			const char* const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
			std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
			std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
			return std::string(timeStamp);
		}

		std::string fileNameTag(const std::vector<std::string>& tags) {
			auto it = std::find_if(begin(tags),
				end(tags),
				[](std::string const& tag) {return tag.front() == '#'; });
			if (it != tags.end())
				return it->substr(1);
			return std::string();
		}
	} // anonymous namespace

	JunitReporter::JunitReporter(ReporterConfig const& _config)
		: CumulativeReporterBase(_config),
		xml(_config.stream())
	{
		m_reporterPrefs.shouldRedirectStdOut = true;
		m_reporterPrefs.shouldReportAllAssertions = true;
	}

	JunitReporter::~JunitReporter() {}

	std::string JunitReporter::getDescription() {
		return "Reports test results in an XML format that looks like Ant's junitreport target";
	}

	void JunitReporter::noMatchingTestCases(std::string const& /*spec*/) {}

	void JunitReporter::testRunStarting(TestRunInfo const& runInfo) {
		CumulativeReporterBase::testRunStarting(runInfo);
		xml.startElement("testsuites");
	}

	void JunitReporter::testGroupStarting(GroupInfo const& groupInfo) {
		suiteTimer.start();
		stdOutForSuite.clear();
		stdErrForSuite.clear();
		unexpectedExceptions = 0;
		CumulativeReporterBase::testGroupStarting(groupInfo);
	}

	void JunitReporter::testCaseStarting(TestCaseInfo const& testCaseInfo) {
		m_okToFail = testCaseInfo.okToFail();
	}

	bool JunitReporter::assertionEnded(AssertionStats const& assertionStats) {
		if (assertionStats.assertionResult.getResultType() == ResultWas::ThrewException && !m_okToFail)
			unexpectedExceptions++;
		return CumulativeReporterBase::assertionEnded(assertionStats);
	}

	void JunitReporter::testCaseEnded(TestCaseStats const& testCaseStats) {
		stdOutForSuite += testCaseStats.stdOut;
		stdErrForSuite += testCaseStats.stdErr;
		CumulativeReporterBase::testCaseEnded(testCaseStats);
	}

	void JunitReporter::testGroupEnded(TestGroupStats const& testGroupStats) {
		double suiteTime = suiteTimer.getElapsedSeconds();
		CumulativeReporterBase::testGroupEnded(testGroupStats);
		writeGroup(*m_testGroups.back(), suiteTime);
	}

	void JunitReporter::testRunEndedCumulative() {
		xml.endElement();
	}

	void JunitReporter::writeGroup(TestGroupNode const& groupNode, double suiteTime) {
		XmlWriter::ScopedElement e = xml.scopedElement("testsuite");

		TestGroupStats const& stats = groupNode.value;
		xml.writeAttribute("name", stats.groupInfo.name);
		xml.writeAttribute("errors", unexpectedExceptions);
		xml.writeAttribute("failures", stats.totals.assertions.failed - unexpectedExceptions);
		xml.writeAttribute("tests", stats.totals.assertions.total());
		xml.writeAttribute("hostname", "tbd"); // !TBD
		if (m_config->showDurations() == ShowDurations::Never)
			xml.writeAttribute("time", "");
		else
			xml.writeAttribute("time", suiteTime);
		xml.writeAttribute("timestamp", getCurrentTimestamp());

		// Write properties if there are any
		if (m_config->hasTestFilters() || m_config->rngSeed() != 0) {
			auto properties = xml.scopedElement("properties");
			if (m_config->hasTestFilters()) {
				xml.scopedElement("property")
					.writeAttribute("name", "filters")
					.writeAttribute("value", serializeFilters(m_config->getTestsOrTags()));
			}
			if (m_config->rngSeed() != 0) {
				xml.scopedElement("property")
					.writeAttribute("name", "random-seed")
					.writeAttribute("value", m_config->rngSeed());
			}
		}

		// Write test cases
		for (auto const& child : groupNode.children)
			writeTestCase(*child);

		xml.scopedElement("system-out").writeText(trim(stdOutForSuite), XmlFormatting::Newline);
		xml.scopedElement("system-err").writeText(trim(stdErrForSuite), XmlFormatting::Newline);
	}

	void JunitReporter::writeTestCase(TestCaseNode const& testCaseNode) {
		TestCaseStats const& stats = testCaseNode.value;

		// All test cases have exactly one section - which represents the
		// test case itself. That section may have 0-n nested sections
		assert(testCaseNode.children.size() == 1);
		SectionNode const& rootSection = *testCaseNode.children.front();

		std::string className = stats.testInfo.className;

		if (className.empty()) {
			className = fileNameTag(stats.testInfo.tags);
			if (className.empty())
				className = "global";
		}

		if (!m_config->name().empty())
			className = m_config->name() + "." + className;

		writeSection(className, "", rootSection);
	}

	void JunitReporter::writeSection(std::string const& className,
		std::string const& rootName,
		SectionNode const& sectionNode) {
		std::string name = trim(sectionNode.stats.sectionInfo.name);
		if (!rootName.empty())
			name = rootName + '/' + name;

		if (!sectionNode.assertions.empty() ||
			!sectionNode.stdOut.empty() ||
			!sectionNode.stdErr.empty()) {
			XmlWriter::ScopedElement e = xml.scopedElement("testcase");
			if (className.empty()) {
				xml.writeAttribute("classname", name);
				xml.writeAttribute("name", "root");
			}
			else {
				xml.writeAttribute("classname", className);
				xml.writeAttribute("name", name);
			}
			xml.writeAttribute("time", ::Catch::Detail::stringify(sectionNode.stats.durationInSeconds));
			// This is not ideal, but it should be enough to mimic gtest's
			// junit output.
			// Ideally the JUnit reporter would also handle `skipTest`
			// events and write those out appropriately.
			xml.writeAttribute("status", "run");

			writeAssertions(sectionNode);

			if (!sectionNode.stdOut.empty())
				xml.scopedElement("system-out").writeText(trim(sectionNode.stdOut), XmlFormatting::Newline);
			if (!sectionNode.stdErr.empty())
				xml.scopedElement("system-err").writeText(trim(sectionNode.stdErr), XmlFormatting::Newline);
		}
		for (auto const& childNode : sectionNode.childSections)
			if (className.empty())
				writeSection(name, "", *childNode);
			else
				writeSection(className, name, *childNode);
	}

	void JunitReporter::writeAssertions(SectionNode const& sectionNode) {
		for (auto const& assertion : sectionNode.assertions)
			writeAssertion(assertion);
	}

	void JunitReporter::writeAssertion(AssertionStats const& stats) {
		AssertionResult const& result = stats.assertionResult;
		if (!result.isOk()) {
			std::string elementName;
			switch (result.getResultType()) {
			case ResultWas::ThrewException:
			case ResultWas::FatalErrorCondition:
				elementName = "error";
				break;
			case ResultWas::ExplicitFailure:
			case ResultWas::ExpressionFailed:
			case ResultWas::DidntThrowException:
				elementName = "failure";
				break;

				// We should never see these here:
			case ResultWas::Info:
			case ResultWas::Warning:
			case ResultWas::Ok:
			case ResultWas::Unknown:
			case ResultWas::FailureBit:
			case ResultWas::Exception:
				elementName = "internalError";
				break;
			}

			XmlWriter::ScopedElement e = xml.scopedElement(elementName);

			xml.writeAttribute("message", result.getExpression());
			xml.writeAttribute("type", result.getTestMacroName());

			ReusableStringStream rss;
			if (stats.totals.assertions.total() > 0) {
				rss << "FAILED" << ":\n";
				if (result.hasExpression()) {
					rss << "  ";
					rss << result.getExpressionInMacro();
					rss << '\n';
				}
				if (result.hasExpandedExpression()) {
					rss << "with expansion:\n";
					rss << Column(result.getExpandedExpression()).indent(2) << '\n';
				}
			}
			else {
				rss << '\n';
			}

			if (!result.getMessage().empty())
				rss << result.getMessage() << '\n';
			for (auto const& msg : stats.infoMessages)
				if (msg.type == ResultWas::Info)
					rss << msg.message << '\n';

			rss << "at " << result.getSourceInfo();
			xml.writeText(rss.str(), XmlFormatting::Newline);
		}
	}

	CATCH_REGISTER_REPORTER("junit", JunitReporter)

} // end namespace Catch
// end catch_reporter_junit.cpp
// start catch_reporter_listening.cpp

#include <cassert>

namespace Catch {

	ListeningReporter::ListeningReporter() {
		// We will assume that listeners will always want all assertions
		m_preferences.shouldReportAllAssertions = true;
	}

	void ListeningReporter::addListener(IStreamingReporterPtr&& listener) {
		m_listeners.push_back(std::move(listener));
	}

	void ListeningReporter::addReporter(IStreamingReporterPtr&& reporter) {
		assert(!m_reporter && "Listening reporter can wrap only 1 real reporter");
		m_reporter = std::move(reporter);
		m_preferences.shouldRedirectStdOut = m_reporter->getPreferences().shouldRedirectStdOut;
	}

	ReporterPreferences ListeningReporter::getPreferences() const {
		return m_preferences;
	}

	std::set<Verbosity> ListeningReporter::getSupportedVerbosities() {
		return std::set<Verbosity>{ };
	}

	void ListeningReporter::noMatchingTestCases(std::string const& spec) {
		for (auto const& listener : m_listeners) {
			listener->noMatchingTestCases(spec);
		}
		m_reporter->noMatchingTestCases(spec);
	}

	void ListeningReporter::reportInvalidArguments(std::string const& arg) {
		for (auto const& listener : m_listeners) {
			listener->reportInvalidArguments(arg);
		}
		m_reporter->reportInvalidArguments(arg);
	}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void ListeningReporter::benchmarkPreparing(std::string const& name) {
		for (auto const& listener : m_listeners) {
			listener->benchmarkPreparing(name);
		}
		m_reporter->benchmarkPreparing(name);
	}
	void ListeningReporter::benchmarkStarting(BenchmarkInfo const& benchmarkInfo) {
		for (auto const& listener : m_listeners) {
			listener->benchmarkStarting(benchmarkInfo);
		}
		m_reporter->benchmarkStarting(benchmarkInfo);
	}
	void ListeningReporter::benchmarkEnded(BenchmarkStats<> const& benchmarkStats) {
		for (auto const& listener : m_listeners) {
			listener->benchmarkEnded(benchmarkStats);
		}
		m_reporter->benchmarkEnded(benchmarkStats);
	}

	void ListeningReporter::benchmarkFailed(std::string const& error) {
		for (auto const& listener : m_listeners) {
			listener->benchmarkFailed(error);
		}
		m_reporter->benchmarkFailed(error);
	}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	void ListeningReporter::testRunStarting(TestRunInfo const& testRunInfo) {
		for (auto const& listener : m_listeners) {
			listener->testRunStarting(testRunInfo);
		}
		m_reporter->testRunStarting(testRunInfo);
	}

	void ListeningReporter::testGroupStarting(GroupInfo const& groupInfo) {
		for (auto const& listener : m_listeners) {
			listener->testGroupStarting(groupInfo);
		}
		m_reporter->testGroupStarting(groupInfo);
	}

	void ListeningReporter::testCaseStarting(TestCaseInfo const& testInfo) {
		for (auto const& listener : m_listeners) {
			listener->testCaseStarting(testInfo);
		}
		m_reporter->testCaseStarting(testInfo);
	}

	void ListeningReporter::sectionStarting(SectionInfo const& sectionInfo) {
		for (auto const& listener : m_listeners) {
			listener->sectionStarting(sectionInfo);
		}
		m_reporter->sectionStarting(sectionInfo);
	}

	void ListeningReporter::assertionStarting(AssertionInfo const& assertionInfo) {
		for (auto const& listener : m_listeners) {
			listener->assertionStarting(assertionInfo);
		}
		m_reporter->assertionStarting(assertionInfo);
	}

	// The return value indicates if the messages buffer should be cleared:
	bool ListeningReporter::assertionEnded(AssertionStats const& assertionStats) {
		for (auto const& listener : m_listeners) {
			static_cast<void>(listener->assertionEnded(assertionStats));
		}
		return m_reporter->assertionEnded(assertionStats);
	}

	void ListeningReporter::sectionEnded(SectionStats const& sectionStats) {
		for (auto const& listener : m_listeners) {
			listener->sectionEnded(sectionStats);
		}
		m_reporter->sectionEnded(sectionStats);
	}

	void ListeningReporter::testCaseEnded(TestCaseStats const& testCaseStats) {
		for (auto const& listener : m_listeners) {
			listener->testCaseEnded(testCaseStats);
		}
		m_reporter->testCaseEnded(testCaseStats);
	}

	void ListeningReporter::testGroupEnded(TestGroupStats const& testGroupStats) {
		for (auto const& listener : m_listeners) {
			listener->testGroupEnded(testGroupStats);
		}
		m_reporter->testGroupEnded(testGroupStats);
	}

	void ListeningReporter::testRunEnded(TestRunStats const& testRunStats) {
		for (auto const& listener : m_listeners) {
			listener->testRunEnded(testRunStats);
		}
		m_reporter->testRunEnded(testRunStats);
	}

	void ListeningReporter::skipTest(TestCaseInfo const& testInfo) {
		for (auto const& listener : m_listeners) {
			listener->skipTest(testInfo);
		}
		m_reporter->skipTest(testInfo);
	}

	bool ListeningReporter::isMulti() const {
		return true;
	}

} // end namespace Catch
// end catch_reporter_listening.cpp
// start catch_reporter_xml.cpp

#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
							  // Note that 4062 (not all labels are handled
							  // and default is missing) is enabled
#endif

namespace Catch {
	XmlReporter::XmlReporter(ReporterConfig const& _config)
		: StreamingReporterBase(_config),
		m_xml(_config.stream())
	{
		m_reporterPrefs.shouldRedirectStdOut = true;
		m_reporterPrefs.shouldReportAllAssertions = true;
	}

	XmlReporter::~XmlReporter() = default;

	std::string XmlReporter::getDescription() {
		return "Reports test results as an XML document";
	}

	std::string XmlReporter::getStylesheetRef() const {
		return std::string();
	}

	void XmlReporter::writeSourceInfo(SourceLineInfo const& sourceInfo) {
		m_xml
			.writeAttribute("filename", sourceInfo.file)
			.writeAttribute("line", sourceInfo.line);
	}

	void XmlReporter::noMatchingTestCases(std::string const& s) {
		StreamingReporterBase::noMatchingTestCases(s);
	}

	void XmlReporter::testRunStarting(TestRunInfo const& testInfo) {
		StreamingReporterBase::testRunStarting(testInfo);
		std::string stylesheetRef = getStylesheetRef();
		if (!stylesheetRef.empty())
			m_xml.writeStylesheetRef(stylesheetRef);
		m_xml.startElement("Catch");
		if (!m_config->name().empty())
			m_xml.writeAttribute("name", m_config->name());
		if (m_config->testSpec().hasFilters())
			m_xml.writeAttribute("filters", serializeFilters(m_config->getTestsOrTags()));
		if (m_config->rngSeed() != 0)
			m_xml.scopedElement("Randomness")
			.writeAttribute("seed", m_config->rngSeed());
	}

	void XmlReporter::testGroupStarting(GroupInfo const& groupInfo) {
		StreamingReporterBase::testGroupStarting(groupInfo);
		m_xml.startElement("Group")
			.writeAttribute("name", groupInfo.name);
	}

	void XmlReporter::testCaseStarting(TestCaseInfo const& testInfo) {
		StreamingReporterBase::testCaseStarting(testInfo);
		m_xml.startElement("TestCase")
			.writeAttribute("name", trim(testInfo.name))
			.writeAttribute("description", testInfo.description)
			.writeAttribute("tags", testInfo.tagsAsString());

		writeSourceInfo(testInfo.lineInfo);

		if (m_config->showDurations() == ShowDurations::Always)
			m_testCaseTimer.start();
		m_xml.ensureTagClosed();
	}

	void XmlReporter::sectionStarting(SectionInfo const& sectionInfo) {
		StreamingReporterBase::sectionStarting(sectionInfo);
		if (m_sectionDepth++ > 0) {
			m_xml.startElement("Section")
				.writeAttribute("name", trim(sectionInfo.name));
			writeSourceInfo(sectionInfo.lineInfo);
			m_xml.ensureTagClosed();
		}
	}

	void XmlReporter::assertionStarting(AssertionInfo const&) { }

	bool XmlReporter::assertionEnded(AssertionStats const& assertionStats) {

		AssertionResult const& result = assertionStats.assertionResult;

		bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();

		if (includeResults || result.getResultType() == ResultWas::Warning) {
			// Print any info messages in <Info> tags.
			for (auto const& msg : assertionStats.infoMessages) {
				if (msg.type == ResultWas::Info && includeResults) {
					m_xml.scopedElement("Info")
						.writeText(msg.message);
				}
				else if (msg.type == ResultWas::Warning) {
					m_xml.scopedElement("Warning")
						.writeText(msg.message);
				}
			}
		}

		// Drop out if result was successful but we're not printing them.
		if (!includeResults && result.getResultType() != ResultWas::Warning)
			return true;

		// Print the expression if there is one.
		if (result.hasExpression()) {
			m_xml.startElement("Expression")
				.writeAttribute("success", result.succeeded())
				.writeAttribute("type", result.getTestMacroName());

			writeSourceInfo(result.getSourceInfo());

			m_xml.scopedElement("Original")
				.writeText(result.getExpression());
			m_xml.scopedElement("Expanded")
				.writeText(result.getExpandedExpression());
		}

		// And... Print a result applicable to each result type.
		switch (result.getResultType()) {
		case ResultWas::ThrewException:
			m_xml.startElement("Exception");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;
		case ResultWas::FatalErrorCondition:
			m_xml.startElement("FatalErrorCondition");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;
		case ResultWas::Info:
			m_xml.scopedElement("Info")
				.writeText(result.getMessage());
			break;
		case ResultWas::Warning:
			// Warning will already have been written
			break;
		case ResultWas::ExplicitFailure:
			m_xml.startElement("Failure");
			writeSourceInfo(result.getSourceInfo());
			m_xml.writeText(result.getMessage());
			m_xml.endElement();
			break;
		default:
			break;
		}

		if (result.hasExpression())
			m_xml.endElement();

		return true;
	}

	void XmlReporter::sectionEnded(SectionStats const& sectionStats) {
		StreamingReporterBase::sectionEnded(sectionStats);
		if (--m_sectionDepth > 0) {
			XmlWriter::ScopedElement e = m_xml.scopedElement("OverallResults");
			e.writeAttribute("successes", sectionStats.assertions.passed);
			e.writeAttribute("failures", sectionStats.assertions.failed);
			e.writeAttribute("expectedFailures", sectionStats.assertions.failedButOk);

			if (m_config->showDurations() == ShowDurations::Always)
				e.writeAttribute("durationInSeconds", sectionStats.durationInSeconds);

			m_xml.endElement();
		}
	}

	void XmlReporter::testCaseEnded(TestCaseStats const& testCaseStats) {
		StreamingReporterBase::testCaseEnded(testCaseStats);
		XmlWriter::ScopedElement e = m_xml.scopedElement("OverallResult");
		e.writeAttribute("success", testCaseStats.totals.assertions.allOk());

		if (m_config->showDurations() == ShowDurations::Always)
			e.writeAttribute("durationInSeconds", m_testCaseTimer.getElapsedSeconds());

		if (!testCaseStats.stdOut.empty())
			m_xml.scopedElement("StdOut").writeText(trim(testCaseStats.stdOut), XmlFormatting::Newline);
		if (!testCaseStats.stdErr.empty())
			m_xml.scopedElement("StdErr").writeText(trim(testCaseStats.stdErr), XmlFormatting::Newline);

		m_xml.endElement();
	}

	void XmlReporter::testGroupEnded(TestGroupStats const& testGroupStats) {
		StreamingReporterBase::testGroupEnded(testGroupStats);
		// TODO: Check testGroupStats.aborting and act accordingly.
		m_xml.scopedElement("OverallResults")
			.writeAttribute("successes", testGroupStats.totals.assertions.passed)
			.writeAttribute("failures", testGroupStats.totals.assertions.failed)
			.writeAttribute("expectedFailures", testGroupStats.totals.assertions.failedButOk);
		m_xml.scopedElement("OverallResultsCases")
			.writeAttribute("successes", testGroupStats.totals.testCases.passed)
			.writeAttribute("failures", testGroupStats.totals.testCases.failed)
			.writeAttribute("expectedFailures", testGroupStats.totals.testCases.failedButOk);
		m_xml.endElement();
	}

	void XmlReporter::testRunEnded(TestRunStats const& testRunStats) {
		StreamingReporterBase::testRunEnded(testRunStats);
		m_xml.scopedElement("OverallResults")
			.writeAttribute("successes", testRunStats.totals.assertions.passed)
			.writeAttribute("failures", testRunStats.totals.assertions.failed)
			.writeAttribute("expectedFailures", testRunStats.totals.assertions.failedButOk);
		m_xml.scopedElement("OverallResultsCases")
			.writeAttribute("successes", testRunStats.totals.testCases.passed)
			.writeAttribute("failures", testRunStats.totals.testCases.failed)
			.writeAttribute("expectedFailures", testRunStats.totals.testCases.failedButOk);
		m_xml.endElement();
	}

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
	void XmlReporter::benchmarkPreparing(std::string const& name) {
		m_xml.startElement("BenchmarkResults")
			.writeAttribute("name", name);
	}

	void XmlReporter::benchmarkStarting(BenchmarkInfo const& info) {
		m_xml.writeAttribute("samples", info.samples)
			.writeAttribute("resamples", info.resamples)
			.writeAttribute("iterations", info.iterations)
			.writeAttribute("clockResolution", info.clockResolution)
			.writeAttribute("estimatedDuration", info.estimatedDuration)
			.writeComment("All values in nano seconds");
	}

	void XmlReporter::benchmarkEnded(BenchmarkStats<> const& benchmarkStats) {
		m_xml.startElement("mean")
			.writeAttribute("value", benchmarkStats.mean.point.count())
			.writeAttribute("lowerBound", benchmarkStats.mean.lower_bound.count())
			.writeAttribute("upperBound", benchmarkStats.mean.upper_bound.count())
			.writeAttribute("ci", benchmarkStats.mean.confidence_interval);
		m_xml.endElement();
		m_xml.startElement("standardDeviation")
			.writeAttribute("value", benchmarkStats.standardDeviation.point.count())
			.writeAttribute("lowerBound", benchmarkStats.standardDeviation.lower_bound.count())
			.writeAttribute("upperBound", benchmarkStats.standardDeviation.upper_bound.count())
			.writeAttribute("ci", benchmarkStats.standardDeviation.confidence_interval);
		m_xml.endElement();
		m_xml.startElement("outliers")
			.writeAttribute("variance", benchmarkStats.outlierVariance)
			.writeAttribute("lowMild", benchmarkStats.outliers.low_mild)
			.writeAttribute("lowSevere", benchmarkStats.outliers.low_severe)
			.writeAttribute("highMild", benchmarkStats.outliers.high_mild)
			.writeAttribute("highSevere", benchmarkStats.outliers.high_severe);
		m_xml.endElement();
		m_xml.endElement();
	}

	void XmlReporter::benchmarkFailed(std::string const& error) {
		m_xml.scopedElement("failed").
			writeAttribute("message", error);
		m_xml.endElement();
	}
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

	CATCH_REGISTER_REPORTER("xml", XmlReporter)

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif
// end catch_reporter_xml.cpp

namespace Catch {
	LeakDetector leakDetector;
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

// end catch_impl.hpp
#endif

#ifdef CATCH_CONFIG_MAIN
// start catch_default_main.hpp

#ifndef __OBJC__

#if defined(CATCH_CONFIG_WCHAR) && defined(CATCH_PLATFORM_WINDOWS) && defined(_UNICODE) && !defined(DO_NOT_USE_WMAIN)
// Standard C/C++ Win32 Unicode wmain entry point
extern "C" int wmain(int argc, wchar_t* argv[], wchar_t* []) {
#else
// Standard C/C++ main entry point
int main(int argc, char* argv[]) {
#endif

	return Catch::Session().run(argc, argv);
}

#else // __OBJC__

// Objective-C entry point
int main(int argc, char* const argv[]) {
#if !CATCH_ARC_ENABLED
	NSAutoreleasePool* pool = [[NSAutoreleasePool alloc]init];
#endif

	Catch::registerTestMethods();
	int result = Catch::Session().run(argc, (char**)argv);

#if !CATCH_ARC_ENABLED
	[pool drain];
#endif

	return result;
}

#endif // __OBJC__

// end catch_default_main.hpp
#endif

#if !defined(CATCH_CONFIG_IMPL_ONLY)

#ifdef CLARA_CONFIG_MAIN_NOT_DEFINED
#  undef CLARA_CONFIG_MAIN
#endif

#if !defined(CATCH_CONFIG_DISABLE)
//////
// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
#ifdef CATCH_CONFIG_PREFIX_ALL

#define CATCH_REQUIRE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )

#define CATCH_REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
#define CATCH_REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )
#endif// CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )

#define CATCH_CHECK( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CATCH_CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CATCH_CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CATCH_CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )

#define CATCH_CHECK_THROWS( ... )  INTERNAL_CATCH_THROWS( "CATCH_CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
#define CATCH_CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg )

#define CATCH_REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg )
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define CATCH_INFO( msg ) INTERNAL_CATCH_INFO( "CATCH_INFO", msg )
#define CATCH_UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "CATCH_UNSCOPED_INFO", msg )
#define CATCH_WARN( msg ) INTERNAL_CATCH_MSG( "CATCH_WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
#define CATCH_CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CATCH_CAPTURE",__VA_ARGS__ )

#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define CATCH_REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
#define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#define CATCH_DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
#define CATCH_FAIL( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define CATCH_FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CATCH_SUCCEED( ... ) INTERNAL_CATCH_MSG( "CATCH_SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#else
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#endif

#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define CATCH_STATIC_REQUIRE( ... )       static_assert(   __VA_ARGS__ ,      #__VA_ARGS__ );     CATCH_SUCCEED( #__VA_ARGS__ )
#define CATCH_STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); CATCH_SUCCEED( #__VA_ARGS__ )
#else
#define CATCH_STATIC_REQUIRE( ... )       CATCH_REQUIRE( __VA_ARGS__ )
#define CATCH_STATIC_REQUIRE_FALSE( ... ) CATCH_REQUIRE_FALSE( __VA_ARGS__ )
#endif

// "BDD-style" convenience wrappers
#define CATCH_SCENARIO( ... ) CATCH_TEST_CASE( "Scenario: " __VA_ARGS__ )
#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )
#define CATCH_GIVEN( desc )     INTERNAL_CATCH_DYNAMIC_SECTION( "    Given: " << desc )
#define CATCH_AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
#define CATCH_WHEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     When: " << desc )
#define CATCH_AND_WHEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
#define CATCH_THEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     Then: " << desc )
#define CATCH_AND_THEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( "      And: " << desc )

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#define CATCH_BENCHMARK(...) \
    INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define CATCH_BENCHMARK_ADVANCED(name) \
    INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), name)
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
#else

#define REQUIRE( ... ) INTERNAL_CATCH_TEST( "REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__  )
#define REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )

#define REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
#define REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )

#define CHECK( ... ) INTERNAL_CATCH_TEST( "CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
#define CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )

#define CHECK_THROWS( ... )  INTERNAL_CATCH_THROWS( "CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
#define CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg )

#define REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg )
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define INFO( msg ) INTERNAL_CATCH_INFO( "INFO", msg )
#define UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "UNSCOPED_INFO", msg )
#define WARN( msg ) INTERNAL_CATCH_MSG( "WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
#define CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CAPTURE",__VA_ARGS__ )

#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
#define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#define DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
#define FAIL( ... ) INTERNAL_CATCH_MSG( "FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
#define FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define SUCCEED( ... ) INTERNAL_CATCH_MSG( "SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
#define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
#define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE( __VA_ARGS__ ) )
#define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
#endif

#if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
#define STATIC_REQUIRE( ... )       static_assert(   __VA_ARGS__,  #__VA_ARGS__ ); SUCCEED( #__VA_ARGS__ )
#define STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); SUCCEED( "!(" #__VA_ARGS__ ")" )
#else
#define STATIC_REQUIRE( ... )       REQUIRE( __VA_ARGS__ )
#define STATIC_REQUIRE_FALSE( ... ) REQUIRE_FALSE( __VA_ARGS__ )
#endif

#endif

#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature )

// "BDD-style" convenience wrappers
#define SCENARIO( ... ) TEST_CASE( "Scenario: " __VA_ARGS__ )
#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )

#define GIVEN( desc )     INTERNAL_CATCH_DYNAMIC_SECTION( "    Given: " << desc )
#define AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
#define WHEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     When: " << desc )
#define AND_WHEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
#define THEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     Then: " << desc )
#define AND_THEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( "      And: " << desc )

#if defined(CATCH_CONFIG_ENABLE_BENCHMARKING)
#define BENCHMARK(...) \
    INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define BENCHMARK_ADVANCED(name) \
    INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), name)
#endif // CATCH_CONFIG_ENABLE_BENCHMARKING

using Catch::Detail::Approx;

#else // CATCH_CONFIG_DISABLE

//////
// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
#ifdef CATCH_CONFIG_PREFIX_ALL

#define CATCH_REQUIRE( ... )        (void)(0)
#define CATCH_REQUIRE_FALSE( ... )  (void)(0)

#define CATCH_REQUIRE_THROWS( ... ) (void)(0)
#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
#define CATCH_REQUIRE_THROWS_WITH( expr, matcher )     (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif// CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_REQUIRE_NOTHROW( ... ) (void)(0)

#define CATCH_CHECK( ... )         (void)(0)
#define CATCH_CHECK_FALSE( ... )   (void)(0)
#define CATCH_CHECKED_IF( ... )    if (__VA_ARGS__)
#define CATCH_CHECKED_ELSE( ... )  if (!(__VA_ARGS__))
#define CATCH_CHECK_NOFAIL( ... )  (void)(0)

#define CATCH_CHECK_THROWS( ... )  (void)(0)
#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
#define CATCH_CHECK_THROWS_WITH( expr, matcher )     (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CATCH_CHECK_NOTHROW( ... ) (void)(0)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CATCH_CHECK_THAT( arg, matcher )   (void)(0)

#define CATCH_REQUIRE_THAT( arg, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define CATCH_INFO( msg )          (void)(0)
#define CATCH_UNSCOPED_INFO( msg ) (void)(0)
#define CATCH_WARN( msg )          (void)(0)
#define CATCH_CAPTURE( msg )       (void)(0)

#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
#define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
#define CATCH_METHOD_AS_TEST_CASE( method, ... )
#define CATCH_REGISTER_TEST_CASE( Function, ... ) (void)(0)
#define CATCH_SECTION( ... )
#define CATCH_DYNAMIC_SECTION( ... )
#define CATCH_FAIL( ... ) (void)(0)
#define CATCH_FAIL_CHECK( ... ) (void)(0)
#define CATCH_SUCCEED( ... ) (void)(0)

#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
#define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#endif

// "BDD-style" convenience wrappers
#define CATCH_SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), className )
#define CATCH_GIVEN( desc )
#define CATCH_AND_GIVEN( desc )
#define CATCH_WHEN( desc )
#define CATCH_AND_WHEN( desc )
#define CATCH_THEN( desc )
#define CATCH_AND_THEN( desc )

#define CATCH_STATIC_REQUIRE( ... )       (void)(0)
#define CATCH_STATIC_REQUIRE_FALSE( ... ) (void)(0)

// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
#else

#define REQUIRE( ... )       (void)(0)
#define REQUIRE_FALSE( ... ) (void)(0)

#define REQUIRE_THROWS( ... ) (void)(0)
#define REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
#define REQUIRE_THROWS_WITH( expr, matcher ) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define REQUIRE_NOTHROW( ... ) (void)(0)

#define CHECK( ... ) (void)(0)
#define CHECK_FALSE( ... ) (void)(0)
#define CHECKED_IF( ... ) if (__VA_ARGS__)
#define CHECKED_ELSE( ... ) if (!(__VA_ARGS__))
#define CHECK_NOFAIL( ... ) (void)(0)

#define CHECK_THROWS( ... )  (void)(0)
#define CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
#define CHECK_THROWS_WITH( expr, matcher ) (void)(0)
#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS
#define CHECK_NOTHROW( ... ) (void)(0)

#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
#define CHECK_THAT( arg, matcher ) (void)(0)

#define REQUIRE_THAT( arg, matcher ) (void)(0)
#endif // CATCH_CONFIG_DISABLE_MATCHERS

#define INFO( msg ) (void)(0)
#define UNSCOPED_INFO( msg ) (void)(0)
#define WARN( msg ) (void)(0)
#define CAPTURE( msg ) (void)(0)

#define TEST_CASE( ... )  INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
#define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
#define METHOD_AS_TEST_CASE( method, ... )
#define REGISTER_TEST_CASE( Function, ... ) (void)(0)
#define SECTION( ... )
#define DYNAMIC_SECTION( ... )
#define FAIL( ... ) (void)(0)
#define FAIL_CHECK( ... ) (void)(0)
#define SUCCEED( ... ) (void)(0)
#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#else
#define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
#define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
#define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
#define TEMPLATE_PRODUCT_TEST_CASE( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
#endif

#define STATIC_REQUIRE( ... )       (void)(0)
#define STATIC_REQUIRE_FALSE( ... ) (void)(0)

#endif

#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )

// "BDD-style" convenience wrappers
#define SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) )
#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), className )

#define GIVEN( desc )
#define AND_GIVEN( desc )
#define WHEN( desc )
#define AND_WHEN( desc )
#define THEN( desc )
#define AND_THEN( desc )

using Catch::Detail::Approx;

#endif

#endif // ! CATCH_CONFIG_IMPL_ONLY

// start catch_reenable_warnings.h


#ifdef __clang__
#    ifdef __ICC // icpc defines the __clang__ macro
#        pragma warning(pop)
#    else
#        pragma clang diagnostic pop
#    endif
#elif defined __GNUC__
#    pragma GCC diagnostic pop
#endif

// end catch_reenable_warnings.h
// end catch.hpp
#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
